Question

Let A = [(1, sin θ, 1), (-sin θ, 1, sin θ) (-1, -sin θ, 1)] where 0 ≤ θ ≤ 2π. Then, the range of |A| is

Answer 1

$1111 { {yy220y \times \frac{?}{?} }^{?} }^{?}$