Question

4 sin2 θ − 4 sin θ + 1 = 0

Answer 1

quadratic w.r.t sin theta
can u solve now

Answer 2

what is w.r.t?

Answer 3

with respect to

Answer 4

ohh

Answer 5

can u solve ?

Answer 6

Just substitute y = sinθ. then you will have a quadratic equation: \[4 y ^{2} -4y +1 = 0\]
First find y, then back substitute y, find θ.