Question

sin A - cos A = 1/2
then sin A + cos A =​

Answer 1

Answer:

sin θ - cos θ = 1/2 On squaring both sides, (sin θ - cos θ)2 = (1/2)2 = 1 + 2sin θcos θ = 1 + 3/4 = 7/4 sin θ + cos θ = √(7/4) = √7/2 if-sin-cos-1-2-then-find-the-value-of-sin-cos?show=177073#a177073