Question 1031610
Hi there,
Sin(A + 45) + Cos(A + 45)
(SinACos45+CosAsin45)+ (CosACos45 - SinAsin45)
SinA 1/√2 + CosA 1/√2 + CosA 1/√2 - SinA 1/√2
= 2cosA 1/√2
Hope this helps :-)