If sing, which of the following are possible for the same value of a?
A. sec9 =
B. cose =
C. cose =
√5
3
D. sece=
√5
3
and tang =
and tang
8=-2 and 1
-7/5
3
and tang =
tang =
-7/5
25
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SUBMIT

If Sing, Which Of The Following Are Possible For The Same Value Of A?A. Sec9 =B. Cose =C. Cose =53D.

Answers

Answer 1

The possible trigonometric ratios for the angle θ are given as follows:

A. [tex]\sec{\theta} = \frac{3}{\sqrt{5}}[/tex] and [tex]\tan{\theta} = \frac{2}{\sqrt{5}}[/tex]

B. [tex]\cos{\theta} = \pm \frac{\sqrt{5}}{3}[/tex] and [tex]\tan{\theta} = \frac{2}{\sqrt{5}}[/tex]

How to obtain the trigonometric ratios?

The sine for the angle θ is given as follows:

sin(θ) = 2/3.

The identity relating the sine and the cosine is given as follows:

sin²(θ) + cos²(θ) = 1.

Hence the cosine of the angle is given as follows:

cos²(θ) = 1 - 4/9

cos²(θ) = 5/9

[tex]\cos{\theta} = \pm \frac{\sqrt{5}}{3}[/tex]

The tangent is given by the division of the sine by the cosine, hence it is calculated as follows:

[tex]\tan{\theta} = \frac{2}{\sqrt{5}}[/tex]

(if the cosine is negative, the tangent is then negative, as the sine is positive).

The secant is the division of one by the cosine, that is, it is the inverse fraction of the cosine, hence:

[tex]\sec{\theta} = \frac{3}{\sqrt{5}}[/tex]

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Related Questions

Write an expression equivalent to b^11/b^4 in the form b^m


Answers

The equivalent expression in the form of [tex]b^m[/tex] is [tex]b^7[/tex].

We have,

The expression:

[tex]b^{11}/b^4[/tex]

Now,

We will use the exponent's formula.

a³/a² = [tex]a^{3 - 1}[/tex] = 1

Where the base must be the same.

Now,

The expression:

[tex]b^{11}/b^4[/tex]

We will subtract 4 from 11 since b is the same base.

So,

= [tex]b^{11 - 4}[/tex]

= [tex]b^7[/tex]

Thus,

The equivalent expression in the form of [tex]b^m[/tex] is [tex]b^7[/tex].

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A bottle holds 750 milliliters of iced tea.
I fluid ounce 30 milliliters
Approximately how many fluid ounces of iced tea does the bottle hold, rounded to the nearest whole number? Enter the answer in the
box.
fluid ounces

Answers

The bottle holds a total of 25 fluid ounce of iced tea.

Calculating the number of fluid ounces of iced tea the bottle hold

from the question, we have the following parameters that can be used in our computation:

Volume of bottle = 750 milliliters of iced tea.

Also, we have

1 fluid ounce = 30 milliliters

This means that

1/30 fluid ounce = 1 milliliters

So, we have

Volume of bottle = 750 * 1/30 fluid ounce of iced tea.

Evaluate

Volume of bottle = 25 fluid ounce of iced tea.

Hence, the volume of bottle is 25 fluid ounce of iced tea.

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csc² 0 cot²0 sin² 0 = cos² 0

Answers

Answer:

Step-by-step explanation:

Given equation:

[tex]\csc^2 \theta - \cot^2\theta -\sin^2\theta =\cos^2\theta[/tex]

To verify the given trigonometric equation, we can use the following trigonometric identities:

[tex]\boxed{\begin{minipage}{5 cm}\underline{Trigonometric Identities}\\\\$\csc^2 \theta = 1 + \cot^2 \theta$\\\\$\cos^2 \theta + \sin^2 \theta = 1$\\\end{minipage}}[/tex]

Therefore:

[tex]\begin{aligned}\csc^2 \theta - \cot^2\theta -\sin^2\theta &=(1+\cot^2\theta) -\cot^2\theta -\sin^2\theta \\&=1-\sin^2\theta\\&=(\cos^2\theta +\sin^2\theta) -\sin^2\theta \\&=\cos^2\theta \end{aligned}[/tex]

City Temperature (F°)
Fraser −5°
Grand Fork −1°
Barrow −16°
Harbin −10°


The table shows the average temperature in January for the cities. According to the table, which statement is correct?

Answers

Answer:

Step-by-step explanation:

The statement that is correct according to the table is: Barrow has the coldest average temperature in January.

A bag contains seven balls labeled 1 through 7. One ball will be randomly picked. What is the probability of picking an off number? Write your answer as a fraction in simplest form.

Answers

Answer:

The odd numbers between 1 and 7 are 1, 3, 5, and 7. There are four of them.

The total number of balls in the bag is 7.

Therefore, the probability of picking an odd number is:

number of odd numbers / total number of balls = 4/7

So the probability of picking an odd number is 4/7

Which describes the value of a?

Answers

Answer:

  (c)  0 < a < 1

Step-by-step explanation:

You want to know the value of 'a' in y = a·cot(x) that will cause a vertical compression without reflection.

Vertical scaling

When a function value is multiplied by a factor greater than 1, its graph is expanded vertically. When that factor is less than 1, the graph is compressed, as in the attachment.

If the scale factor is negative, the graph will be reflected across the x-axis.

Here, you want compression without reflection. That requires a positive scale factor less than 1.

  0 < a < 1

For which data set would a stem display be preferred over a dot plot?

(A.) 45, 36, 48, 22, 56, 77, 51, 77, 32, 38
(B.) –4, –5, –7, –5, –5, –5, –2, –4, –4
(C.) 95, 96, 99, 98, 95, 95, 94, 94, 98
(D.) 19, 11, 14, 15, 14, 19, 11, 14, 15, 19

Answers

The data set that would be better displayed in a stem display is

(A.) 45, 36, 48, 22, 56, 77, 51, 77, 32, 38

How to find the better display

A stem-and-leaf display is generally preferred over a dot plot when the dataset contains a larger range of values or when the dataset has more values.

This is because a stem-and-leaf display can provide a clear and organized representation of the data, particularly when there is a need to observe patterns, identify outliers, or compare distributions.

Among the given options, dataset (A.) 45, 36, 48, 22, 56, 77, 51, 77, 32, 38 has a larger range of values and a greater number of values compared to the other options.

Therefore, a stem-and-leaf display would be preferred for dataset (A.) to effectively represent and analyze the data.

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Can I have help finding the area

Answers

Step-by-step explanation:

One rectangle  10 x 6 = 60 cm^2

Two sqaures     2 *    4x4 =  32 cm^2      Total = 92 cm^2

(Surface Area of Rectangular Prisms and Pyramids MC)

A net of a rectangular pyramid is shown.

What is the surface area of the pyramid?

Answers

The surface area of the pyramid in this problem is given as follows:

96.4 ft².

How to obtain the surface area?

To obtain the surface area of a figure, we must add the areas of all the parts that compose the figure.

From the net given by the image presented at the end of the answer, the pyramid is composed as follows:

Rectangle of dimensions 4 ft and 8 ft.Two triangles of base 8 ft and height 5 ft.Two triangles of base 4 ft and height 6.1 ft.

Hence the surface area of the figure is given as follows:

S = 4 x 8 + 2 x 1/2 x 8 x 5 + 2 x 1/2 x 4 x 6.1

S = 96.4 ft².

Missing Information

The net is given by the image presented at the end of the answer.

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5. When
is the heart fully formed?

Answers

17-20 weeks !!!!!!!!!!!!!!!!!!

Determine the equation of the cirele with center (2, 3) containing the point (7, 15).

Answers

Answer:

IG: yiimbert

The equation of a circle with center (h, k) and radius r is given by:

(x - h)^2 + (y - k)^2 = r^2

We are given that the center of the circle is (2, 3) and it contains the point (7, 15). To find the radius, we can use the distance formula between the center and the given point:

r = sqrt[(7 - 2)^2 + (15 - 3)^2]

r = sqrt[25 + 144]

r = sqrt(169)

r = 13

Substituting the given values into the equation of a circle, we get:

(x - 2)^2 + (y - 3)^2 = 13^2

Expanding the terms, we get:

x^2 - 4x + 4 + y^2 - 6y + 9 = 169

Simplifying and rearranging, we get:

x^2 - 4x + y^2 - 6y = 156

Therefore, the equation of the circle with center (2, 3) containing the point (7, 15) is:

x^2 - 4x + y^2 - 6y = 156

Suppose that 100 unique names are put into a hat and drawn at random without replacement. How many different ways can you draw all of the names from the hat? Remember that "without replacement" means that the names are not returned to the hat after they are chosen. Write your answer in factorial notation.

Answers

The solution is: 100! different ways can you draw all of the names from the hat.

Here, we have,

if we have n object, and as we know that arrangement given by = n!. (Permutation)

A permutation is a mathematical technique for determining the number of possible arrangements in a sentence where the order of arrangements is important. A common math problem involves choosing some items in a particular order from a set of items.

A permutation also called an "order number" or "sequence", is the rearrangement of the elements of an ordered list so that they correspond one-to-one with themselves. (Faculty; Ouspensky 1937, p. 18). Permutations are said to be ordered combinations. The number of permutations r of n objects acquired simultaneously is determined by the following formula: P(n,r)=n!(n-r)!

Hereafter taking each unique name, we will arrange it in raw, so we can say this problem is equivalently permutation problem, So we can say the way of drawing all names can be done in 100! Way.

So ANSWER IS 100!

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a scientist performed an experiment to study the effects of gravitational force on humans. In order for humans to experience twice Earth's gravity, they were placed in a centrifuge 58 feet long and spun at a rate of about 15 revolutions per minute

Answers

The scientists may also be looking for changes in cognitive and motor skills due to the increased gravitational force.

The centrifuge is a device which is used to simulate the effects of gravity on humans. In this experiment, the centrifuge was 58 feet long and spun at 15 revolutions per minute.

This would create a centrifugal force which would be twice Earth's gravity. This would allow the scientists to study the effects of a much higher gravitational force on humans than they would experience on Earth.

The effects that would be studied could include changes in heart rate, blood pressure, and other physiological parameters. In addition, the scientists may also be looking for changes in cognitive and motor skills due to the increased gravitational force.

Therefore, the scientists may also be looking for changes in cognitive and motor skills due to the increased gravitational force.

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What is P(Not A | Not B )?

Answers

The calculated value of the conditional probability P(Not A | Not B) is 0.8125

How to calculate the probability P(Not A | Not B )?

From the question, we have the following parameters that can be used in our computation:

The table of values

The probability P(Not A | Not B ) is calculated as

P(Not A | Not B ) = (Not A and Not B)/(Not B)

Using the above as a guide, we have the following:

(Not A and Not B) = 0.65

(Not B) = 0.80

Substitute the known values in the above equation, so, we have the following representation

P(Not A | Not B ) = 0.65/0.80

Evaluate

P(Not A | Not B) = 0.8125

Hence, the probability P(Not A | Not B) is 0.8125


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perla has 150 meters of fencing material and wants to form a rectangular pen with an area of 1300 square meters
a. let w= the width of the pen and L=length. Write a system of equations to determine w and L.
b.Solve the system and interpret your answer in the context of the problem.

Answers

Answer:

Step-by-step explanation:

Solve for angles x and y in the triangle below. Round your angle to the nearest whole degree.

x =

y =

42 45 34 48 29 56

Answers

Hello !

1. Explanation

A rectangle triangle ABC :

  A

  I\
  I  \
  I    \
  I      \  

  B       C

1.1 The ratio

We first look for the ratio of the angle.

1.1.1 If the ratio = opposite ; hypotenuse

⇒ It's the sinus.

In the triangle ABC it's :

sin(A) = opposite/hypotenuse

1.1.2 If the ratio = adjacent ; hypotenuse

⇒ It's the cosinus.

In the triangle ABC it's :

cos(A) = adjacent/hypotenuse

1.1.3 If the ratio = opposite ; adjacent

⇒ It's the tangente.

tan(A) = opposite/adjacent

2. Solve x

x has the ratio opposite ; adjacent

⇒ It's the tangente.

tan(x) = opposite/adjacent = 4/6

arctan(4/6) ≈ 33,69 ≈ 34°

3. Solve y

y has the ratio opposite ; adjacent

⇒ It's the tangente.

tan(y) = opposite/adjacent = 6/4

arctan(6/4) ≈ 56,30 ≈ 56°


4. Conclusion

The angle x = 34°

The angle y = 56°

Have a good day!

11 Use the formula below to find degree C when degree F is 41 degrees.* (1 Poin C° = (F° - 32) 8 O24 S 12​

Answers

Answer: 5

have a good day

can someone help me with this i need help to pass math

Answers

The angle that has been formed and is shown as x is shown as 52.1°.

What is the angle x?

In a right triangle, the tangent of an angle is defined as the ratio of the length of the side opposite the angle to the length of the side adjacent to the angle. The tangent function is denoted as tan.

We can see that we need to find the tangent of the angle;

Tan x = 36/28

x = Tan-1(36/28)

x = 52.1°

Thus it is clear from the calculation that we have done above that the angle that is marked x is 52.1°.

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An open water tank with length 20 cm and width 15 cm holds 4.8 litres of water. Calculate the height of the water level in the tank and the total surface area of the cuboid in contact with the water.

Answers

The total surface area of the cuboid in contact with the water is [tex]1300 cm^2.[/tex]

To solve this problem

The volume of a cuboid formula, V = lwh, can be used to first determine the height of the water level in the tank.

Where

V represents the water's volume in liters L is the tank's length in centimeters W is its width in centimetersH is the height of the water level in centimeters

Converting the volume of the water to liters, we have:

[tex]4.8 L = 4800 cm^3[/tex]

Plugging in the values we have:

[tex]4800 cm^3 = 20 cm * 15 cm * h[/tex]

Simplifying this equation, we get:

h = 16 cm

Therefore, the height of the water level in the tank is approximately 16 cm.

The formula for the surface area of a cuboid can be used to determine the total surface area of the cuboid in contact with the water:

[tex]A = 2lw + 2lh + 2wh[/tex]

where A is the surface area of the cuboid in[tex]cm^2.[/tex]

Plugging in the values we have:

[tex]A = 2(20 cm * 15 cm) + 2(20 cm * 16 cm) + 2(15 cm * 16 cm)[/tex]

Simplifying this equation, we get:

[tex]A = 1300 cm^2[/tex]

So, the total surface area of the cuboid in contact with the water is[tex]1300 cm^2.[/tex]

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43
A frog starts jumping from the middle of a circular pond.
The pond is 12 metres across, from one side to the other.
The frog always jumps half the distance left to the edge of the pond.
How far is the frog from the edge after 3 jumps?
A 10.5m
B 75 cm
C 150 cm
D 5.25m
E 125C

Answers

150 cm far is the frog from the edge after 3 jumps. Therefore, option C is the correct answer.

1 jump the far from the edge

12/2 = 6 cm

2 jump the far from the edge

6/2 = 3 cm

3 jump the far from the edge

3/2 = 1.5 cm

We know that, 1 meter = 100 cm

Here, 1.5 cm = 150 cm

Therefore, option C is the correct answer.

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two books are proportional in size One book is two inches thick and fourteen inches long the second book is 1.5 inches thick how long is the second

Answers

Answer:

The length of the second book is 10.5 inches, while the first book's thickness is in a ratio of 2:1.5, which simplifies to 4:3. Similarly, the length of the first book is also in a ratio of 4:3 with the second book. Hence, we can calculate the second book's length as 14 divided by 4, multiplied by 3, which equals 10.5 inches.

Akeem invest $25,000 in an account that pays 4.75% interest compounded annually.
write an equation that will to determine how much money he will have in t years.

Answers

Answer:

Step-by-step explanation:

The monthly rents (in dollars) paid by 9 people are given below.

(Note that these are already ordered from least to greatest.)
mean,median.


780,910,980,1000,1025,1045,1070,1095,1185


Suppose that one of the people moves. His rent changes from 1185 to 100

Answers

Answer:

increases by 30

Step-by-step explanation: its right


In your dresser, you have 10 pairs of socks, 6 are red, and 7 shorts, 4 of which are sport shorts. If you randomly
reach in and pull out a pair of socks and shorts, what is the probability the socks are red and you have sports
shorts?

Answers

The probability of pulling out a red pair of socks and sport shorts is 12/35.

We have,

10 pairs of socks, 6 are red, and 7 shorts, 4 of which are sport shorts.

So, The probability of pulling out a red pair of socks is given by:

= (number of red socks) / (total number of socks)

= 6 / 10

= 3 / 5

and, the probability of pulling out sport shorts is given by:

= (number of sport shorts) / (total number of shorts)

= 4 / 7

To find the probability of both events happening together

= P(red socks) x P(sport shorts)

= (3 / 5) x (4 / 7)

= 12 / 35

Therefore, the probability of pulling out a red pair of socks and sport shorts is 12/35.

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Zoe is doing a survey to find the time her classmates spend playing video games. She asks the following question:

Which student spends the most time playing video games?

Part A: Describe the data you would expect her to collect from this question.

Part B: Explain whether this is a statistical question. If this is not a statistical question, then modify the question to make it statistical.
i need help

Answers

Answer:

Part A: The data that Zoe would expect to collect from this question is the amount of time each student spends playing video games. She could collect this data by asking each student how many hours per week they spend playing video games.

Part B: This is not a statistical question because it is asking for a specific answer. A statistical question would be asking for a distribution of the data, such as the average amount of time students spend playing video games or the range of times students spend playing video games.

To make this question statistical, Zoe could ask the following question:

How much time do students in my class spend playing video games per week?

This question is statistical because it is asking for a distribution of the data. Zoe could then collect the data and use it to create a histogram or other graph to show the distribution of the data.

is there an association between grade level and receiving news from television?

Answers

Answer:

Yes

Step-by-step explanation:

In terms of grade level because he can conduct through the age of the students in variation the interest of each student is different so we might say that lower students like from grade 1 might not be interested in the news that was forecast in the television but with higher leverage considering its maturity and experience will define much more appropriate in receiving news school.

I need help with this ima give extra points

Answers

The volume of a sphere with 7 centimeter is 33.49 cubic centimeter.

Use the formula surface area=4πr²

3) Radius of sphere = 5 ft

Here, surface area=4×3.14×5²

= 314 square feet

4) Radius of sphere = 8 m

Here, surface area=4×3.14×8²

= 803.84 square feet

5) Radius of sphere = 12/2 =6 inches

Here, surface area=4×3.14×6²

= 452.16 square feet

Use the formula volume = 4/3 πr³

6) Radius of a sphere = 4 yd

Here, volume of a sphere = 4/3 ×3.14×4³

= 267.946 cubic yard

7) Radius of a sphere = 2 mm

Here, volume of a sphere = 4/3 ×3.14×2³

= 33.49 cubic mm

8) Radius of a sphere = 14/2 = 7 cm

Here, volume of a sphere = 4/3 ×3.14×7³

= 33.49 cubic cm

Use the formula volume = 2/3 πr³

9) Radius of hemisphere = 6 inches

Here, volume of a hemisphere = 2/3 ×3.14×6³

= 452.16 cubic inches

10) Radius of hemisphere = 1 ft

Here, volume of a hemisphere = 2/3 ×3.14×1³

= 2.067cubic feet

11) Radius of hemisphere = 4/2 =2 ft

Here, volume of a hemisphere = 2/3 ×3.14×2³

= 16.75 cubic feet

Therefore, the volume of a sphere with 7 centimeter is 33.49 cubic centimeter.

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What is the area of this figure?

Answers

Seventy units squared

Answer:

70cm^2

Step-by-step explanation:

10×5=50cm^2 is the area of the rectangle

18-10=8 is the height of the triangle

8×2.5=20

20÷2=10 is area of half the triangle

10+10=20cm^2 is the area of the triangle

50cm^2+20cm^2=70cm^2

Monthly payments on a house that cost 170,000 over 30 years and a interest rate of 4%

Answers

$811.61 for the monthly payment.

find the quotation of-4 1 over 6 and -3 1 over 3​

Answers

The quotient of -4 1/6 and -3 1/3 is 5/4.

To find the quotient of -4 1/6 and -3 1/3, we need to divide the two mixed numbers. Here's how we can do it:

Step 1: Convert the mixed numbers to improper fractions.

-4 1/6 can be converted to an improper fraction as follows:

-4 1/6 = -25/6

Similarly, -3 1/3 can be converted to an improper fraction as:

-3 1/3 = -10/3

Step 2: Divide the two improper fractions.

To divide fractions, we multiply the first fraction by the reciprocal of the second fraction.

So, (-25/6) / (-10/3) becomes (-25/6) * (-3/10).

Step 3: Simplify the resulting fraction.

Multiply the numerators and denominators:

(-25 * -3) / (6 * 10) = 75/60

Step 4: Simplify the fraction, if possible.

The numerator and denominator have a common factor of 15:

75/60 = (5 * 15) / (4 * 15)

Simplifying, we get:

75/60 = 5/4

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