Okay, I got the answer of 1 for the first question..
Stuck on the second though..
Any ideas?
Hi guys, im doing a Maths quiz, and have gone through the basic Trig Identity stuff, but I am stuck on 2 questions....Anyone give me an idea what to do?
Which of the following is equal to (1 − cos2y)(1 + cot2y)
A) cos(2 y) B) 1 C) sec^2y D) sin^2y
and
Which of the following is equal to
1/ (sin x X cos x) − (cos x /sin x)
A) − 1 / (sin(2 x))
B) cos^2x
C) 1
D tan x
E) 1/ sin(2 x)
F) None of the above