Question

help me this is my question
Is sinx.cosx=1? ​

Answer 1

Answer:

TO PROVE :sinx.cosx = 1

PROOF :

We know that sin^2(x).cos^2(x) = 1

Now take square root on both sides,

√[sin^2(x).cos^2(x)] = √1

sinx.cosx = 1 = RHS

HENCE PROVED .