Question

If sino - cos 0 = 1, then sin cos 0 =​

Answer 1

Answer:

sinθ-cosθ=1

=>(sinθ-cosθ)^2=1^2 [Squaring both sides]

=>sin^2θ+cos^2θ-2sinθ.cosθ=1 [sin^2θ+cos^2θ=1]

=>1-2sinθ.cosθ=1

=>-2sinθ.cosθ=0

=>sinθ.cosθ=0