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9,261 Answered Questions for the topic trigonometry

Trigonometry Math

07/16/22

math help needed

A radio tower is located 425 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 34∘ and that the angle of depression to... more

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Trigonometry Math

07/16/22

what would the answer be to this question

A radio tower is located 425 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 26∘ and that the angle of depression to... more

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Trigonometry Algebra 2 Calculus Prealgebra

07/16/22

Trigonometric Identities

If sin(theta) = 0.3 and 0 < theta < pi / 2 ( first quadrant ). Find each of the following : A) sin (2theta)B) sin (4theta)C) cos (4theta)D) sin (theta/2)E) cos (theta/2)... more

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Trigonometry Math Calculus Precalculus

07/15/22

An airplane is flying on a compass heading (bearing) of 170° at 460 mph. A wind is blowing at the bearing 200° at 80 mph.

a. Find the component form of the velocity of the airplane. b. Find the component form of the wind. c. Find the actual ground speed and direction of the airplane.

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Trigonometry Math Calculus Precalculus

07/15/22

Are the vectors equivalent? find the component form.

vector PQ and vector RS where P=(0,0) Q=(-3,-2) R=(7, -3) S=(4, -5)

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Trigonometry

07/15/22

Distance between 2 points and EArth

How to measure the distance between two points, A and B, on Earth? We measure along a circle with a center, C, at the center of Earth. The radius of the circle is equal to the distance from C to... more

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Trigonometry

07/14/22

HELP ME ANSWER THIS

In the video, the water level was 15 milliliters before adding the chain, and 20 milliliters after adding the chain. When I weighed the chain, its mass was 74.4 grams.I believe the chain is solid... more

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Trigonometry

07/13/22

MATH HW HELP NEED

Describe all the numbers that are in the domain of f(z)=√4+2zFYI: THE +2z IS NOT APART FROM THE SQUARE ROOT

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Trigonometry

07/11/22

math help needed

If 18200 dollars is invested at an interest rate of 10 percent per year, find the value of the investment at the end of 5 years for the following compounding methods, to the nearest cent.(a)... more

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Trigonometry

07/11/22

MATH HW HELP NEEDED

In the video, the water level was 15 milliliters before adding the chain, and 20 milliliters after adding the chain. When I weighed the chain, its mass was 67.2 grams.I believe the chain is solid... more

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Trigonometry

07/11/22

MATH HW HELP NEEDED

An exponential function f(x)=a⋅b^x passes through the points (0, 12) and (2, 108). What are the values of a and b?

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Trigonometry

07/11/22

MATH W HELP NEEDED

Find a formula for the exponential function passing through the points (-3,5/8) and (1,10)y =

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Trigonometry

07/11/22

Highschool math : Trigonometry

Sin x = 1/2 √3 Cos x = -1/2 √3 Tan x = √3 X =...

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Trigonometry

07/11/22

hw help needed asap

A bank features a savings account that has an annual percentage rate of r=4.5r=4.5% with interest compounded quarterly. Zeke deposits $10,000 into the account.The account balance can be modeled by... more

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Trigonometry

07/11/22

math help needed

If ff is one-to-one and f(−11)=14f(-11)=14, thenf^−1(14)=f-1(14)= and (f(−11))=(f(-11))^-1= .

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Trigonometry

07/11/22

math hw help need

Find the domain of the function f(x)=13x+5f(x)=13x+5. What is the only value of xx not in the domain?Only Value=

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Trigonometry Math

07/11/22

math help needed

Without graphing the function y=−3sin(10x)y=-3sin(10x), determine its amplitude, period, and the distance between its critical points. Leave answers in exact form; type pi for ππ.amplitude... more

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Trigonometry Algebra 2 Chemistry

07/10/22

math help needed

In the video, the water level was 15 milliliters before adding the chain, and 20 milliliters after adding the chain. When I weighed the chain, its mass was 73.5 grams.I believe the chain is solid... more

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Trigonometry

07/09/22

hw help needed !

I drop a ball off a three-story balcony. We know that objects in freefall follow the equation for height h, in meters, h=−4.9t2+ch=-4.9t2+c, where t is time in seconds, and c is the initial... more

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