Question

sin(45°+x), если cos x=√3/2; 0<x<90​

Answer 1

$cosx=\frac{\sqrt{3} }{2}$

x=30°

$sin(45+30)=sin45sin30+cos45cos30=\frac{\sqrt{2} }{2} *\frac{1}{2} +\frac{\sqrt{2} }{2} *\frac{\sqrt{3} }{2} =\frac{\sqrt{2}(1+\sqrt{3} ) }{4}$