Question

the value of sin tita .sin (90- tita) -cos tita. cos( 90 - tita ) is a) 1 b)0 c)2 d)3

Answer 1

ye jo question h Isme Kuch galat h Phle aap shi kijiyea tb puchiyea

Answer 2

Answer:

Option (b) is the right answer

Step-by-step explanation:

We know that

Sin(90 - theta) = cos theta

Cos (90 - theta) = sin theta

Sin theta. Sin(90-theta) - cos theta. Cos (90- theta)

= sin theta. Cos theta - cos theta. Sin theta

= 0