Question

if cos theta - sin theta =root 2 sin theta,then cos theta - sin theta is equal to

Answer 1

Step-by-step explanation:

→ cos θ + sin θ = √2cos θ . [ Squaring both side, we get ] . ⇒ ( cos θ + sin θ )² = 2cos²θ

Answer 2

Answer:

is equal to root 2 sin theta