9,261 Answered Questions for the topic trigonometry
10/27/22
Recognizing Functions
Identify which of the following are examples of y as a function of x, and give a brief explanation either analytically or graphically. For those that are not functions, provide a specific value of...
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Trigonometry Precalculus
10/27/22
Vector Question
A 3 team tug of war will happen. Team A is located at 30° NW away from the center and can exert a total force of 30N. Team B is located at 45° True Bearing and can exert a total force of 35N. Team...
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Trigonometry
10/26/22
Find the exact value of the trigonometric function given that sin(u) = -12/13 and cos(v) = -21/29. (Both u and v are in Quadrant III.)
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10/26/22
Proving the identity
What are the steps and transformations for the expression:(1+cos^2x) / (sin^2x) = 2csc^2x-1For example, a part asks for 1+cos^2x = ? (and we have to choose from a tangent identity, double-angle...
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10/26/22
Find the six function values
Given that sinθ=1/5 and that the terminal side is in quadrant II, give an exact answer for each of the six function values for pi/2-θ AND θ-pi/2.(Simplify your answer).
10/25/22
How to prove identity for the expression
What are the steps and transformations for the expression:(1+cos^2x) / (sin^2x) = 2csc^2x-1
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10/25/22
Proving the identity
What are the steps and transformations for the expression in proving the following identity:tanθ(tanθ+cotθ)=sec^2θ
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10/25/22
Find the six function values for pi/2-θ
Given that sinθ=1/5 and that the terminal side is in quadrant II, give an exact answer for each of the six function values for pi/2-θ AND θ-pi/2. (Simplify your answer, including any radicals. Use...
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Trigonometry
10/24/22
Trigonometry Functions
Given (x, y) = (5, 10), find r.Here are my answer options:5 5 2 5 I don't know what goes into the square root.
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Trigonometry
10/24/22
Problems at the carnival
A Ferris wheel is 35 meters in diameter and boarded from a platform that is 2 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel...
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Trigonometry
10/23/22
Write the product as a sum or difference: 12cos(28c)sin(6c)
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Trigonometry
10/23/22
Suppose cos 2 A = 2/3 , and 2A is an angle in the Fourth Quadrant. Then cos A (exact value) =
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Trigonometry
10/23/22
Sea sick tyring to figure this out
Coastal areas experience tides which is where the ocean periodically gets to high and low points. Tides can be modeled with a sinusoidal (sine or cosine) function. At one beach, the high tide is 6...
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10/23/22
Finding exact values for sin, cos, tan.
Find the exact values of sin 2θ, cos2θ, tan 2θ, and the quadrant in which 2θ lies.cosθ=-21/29, θ in quadrant III
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10/22/22
Proving Identities
1) tanθ(tanθ+cotθ)=sec^2θ2) 1+cos^2x / sin^2x = 2csc^2x-1What are the different steps to solving these problems and how would we transform the expressions?
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10/22/22
Coterminal angles
Find two positive angles and two negative angles that are coterminal with the given angle and less than 1080° but greater than −720°.131.6°
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What is the angle of depression from the plane to the building?
An aerial photographer who photographs real estate properties has determined that the best photo is taken at a height of approximately 476 ft and a distance of 839 ft from the building. What is the...
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10/21/22
Solutions Based on Graph 2sinx=2?
What are a few solutions for the equation 2sinx=2 based on its graph?Are there more solutions than the ones on the graph? If so, why and what are some?
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Trigonometry
10/21/22
Rewrite in terms of sin(x) and cos(x). sin x + 3𝜋 4
Rewrite in terms of sin(x) and cos(x).
sin
x + 3𝜋
4
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Trigonometry Geometry
10/19/22
Given that AB = MN, BC + NP and m < B = m < N then <ABC ~= <MNP by?
SASSSSASAAAS
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Trigonometry
10/19/22
Can't get the right seconds
A ferris wheel is 35 meters in diameter and boarded from a platform that is 2 meters above the ground. The 6 o'clock position on the wheel is level with the loading platform. The wheel completes...
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Trigonometry
10/18/22
trigonometgric equations
Solve 8cos(3x)=3 for the smallest three position solutions
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Trigonometry
10/18/22
At what angle of inclination should she set the sprinkler?
Alayna is trying to determine the angle at which to aim her sprinkler nozzle to water the top of a 5 ft tree in her yard. Assuming the water takes a straight diagonal path and the sprinkler is on...
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Unit 12: Circles
Four tangents are drawn from E to two concentric circles. A, B, C and D are the points of tangency. Name as many pairs of congruent triangles as possible and tell how you can show each pair is...
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Trigonometry
10/16/22
verify cot(x) + cot(y) / tan(x) + tan(y) = cot(y) cot(x)
verify the identity
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