Question 13If sinθ−cosθ=0, then the value of (sin4θ+cos4θ) is(A) 1(B) 34(C) 12(D) 14

Question 13If sinθ−cosθ=0, then the value of (sin4θ+cos4θ) is(A)

1.	Question 13If sinθ−cosθ=0, then the value of (sin4θ+cos4θ) is(A) 1(B) 34(C) 12(D) 14
Answer» Question 13 If $s i n θ - c o s θ = 0$ , then the value of $(s i n^{4} θ + c o s^{4} θ)$ is (A) $1$ (B) $\frac{3}{4}$ (C) $\frac{1}{2}$ (D) $\frac{1}{4}$