Question

Найдите значение выражения
sin(π/2)+sin(3π/2)

Answer 1

Решение во вложении

Answer 2

$mathtt{sin(frac{pi}{2})+sin(frac{3pi}{2})=sin(frac{pi}{2})+sin(-frac{pi}{2})=sin(frac{pi}{2})-sin(frac{pi}{2})=0}$