If sin^2a-cos^2a = tan^b then prove that cos^2b - sin^2b= cot^2a high school maths

If sin^2a-cos^2a = tan^b then prove that cos^2b - sin^2b= cot^2a high school maths

If x represents the radian measure of an angle, where 0 < x < π/2, and sin x = 5/13, then what is the value of tan(π/2 -x)? Note: I got so far...

The angle of depression from the top of a 15 m tree down to a pond is 25c41l. If a bird is perched in the top of the tree, how far does it need to fly to reach the pond, to the nearest metre?

I believe that this is using soh cah toa but I may be wrong and am confused about the interval part.

The propeller of a boat at dock in the ocean will rise and fall with the waves. On a particularly wavy night, the propeller leaves its resting position and reaches a height of 2m on the peaks of the...

1.) a flagpole casts a 24 foot long shadown when the sun is at an angle of elevation of 65 degrees. how tall is the pole? 2.) a painter needs to reach high up the side of a house...

If sin x = 3/5 and cos x < 0, then find tan x. (Note: sin2x + cos2x = 1)

1.) a flagpole casts a 24 foot long shadown when the sun is at an angle of elevation of 65 degrees. how tall is the pole? 2.) a painter needs to reach high up the side of a house to finish...

1.) a flagpole casts a 24 foot long shadown when the sun is at an angle of elevation of 65 degrees. how tall is the pole? 2.) a painter needs to reach high up the side of a house to finish...

1). find the area of a triangle with B=18.2 degrees, a=34, and c=37. Just type the number (rounded to the nearest tenth) in the blank. 2.) a man begins at the base of a mountain at point...

For how many values of x between 0 and 2π does sin[3x] = 1/2?

If 0 < x < 2π and 5 cos[x] = sqrt[5], what is the value of (sin[x]/3)3?

can't answer please help me

1)The bearing from A to B is 40°. Determine the bearing of A from B. 2) If the beating from A to B is 120 degrees. Determine the bearing of A from B. 3) Describe in words what the bearing...

5 sqrt(3) sin(x)= 3+3sqrt(3) sin(x)

How do you verify the identity?

Solve for 0<x<2pi

From a chapter on Trigonometric Equations.

Project Survey: A surveyor at point A on the south side of a canyon needs to find the distance between the tree T and the rock formation R on the canyon’s north side ( , see figure). To make this...

4) Another Ferris wheel has a radius of 25 feet and reaches a maximum height of 55 feet above the ground. From the location of your seat when the wheel starts turning, it takes you 6 seconds...

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