Найдите значение выражения а) sin(83)cos(52)+cos(83)sin(52)

sin83cos52+cos83sin52=sin(83+52)=sin135

Sin83⁰Cos52⁰ + Cos83⁰Sin52⁰ = Sin(83⁰ + 52⁰) = Sin135⁰ =

= Sin(180⁰ - 45⁰) = Sin45⁰ = √2/2