A question from trigonometry and functions... If "k tanx + tan(kx) = 0", prove: ((sin kx)^2)/(sinx)^2 = (k^2)÷((1+(k^2-1)(sinx)^2))

A question from trigonometry and functions... If "k tanx + tan(kx) = 0", prove: ((sin kx)^2)/(sinx)^2 = (k^2)÷((1+(k^2-1)(sinx)^2))

Please prove using trigonometric identities!

i need help with it

i need to find v2

use graphing utility to find exact solution. should be 2 answers?

if cot theta is equal to 1/5. What is sec theta equal to?

Solve: 2sin2x=cotx , -π ≤ x ≤ 2π

The restaurant in the Space Needle in Seattle rotates at a rate of one revolution per hour.

establish the identity

i think the question said find exact solution?

Theta=51degrees opposite=15 sin theta=????

http://www.ezimba.com/work/171119C/ezimba17728288483300.jpg Please help!

solve the equation for the solutions over the interval [0 degrees, 360 degrees) 6sec2xtanx=12tanx I am unsure of where to begin.

A Student moves a box of books with a rope by pulling the rope with a force of 90 N at an angle of 30°. The books have a mass of 20 kg and a coefficient of friction between the box...

IF sinA-cosA=1 and sinA.cosA=0 then proe that sinA + cosA = +/- 1

sin(165°)=√A((√B)-1)/4 A= B=

t represents time, what is the least amount of time used for 20 amperes?

Find a positive angle less than 2piπ that is coterminal with the given angle. -pi/-150

To determine the height of a flagpole, Richard measures the distance along the ground from the base of the flagpole to where he is standing to be 33 meters. He also measures the angle of elevation...

b = 30,c= 60, ∠A = 70°