Question

Помогите срочно
(1/2arcsin1+arcsin(-корень2/2))

Answer 1

$arcsin1= frac{ pi }{2} \\ arcsin(- frac{sqrt{2}}{2}) =- frac{ pi }{4} \\ frac{1}{2} * frac{ pi }{2} +(- frac{pi}{4} )=frac{pi}{4}-frac{pi}{4}=0$