Evaluate Cos 45o Cos 30o - Sin 45o Sin 30o ..

Question 1 Report

Evaluate Cos 45^o Cos 30^o - Sin 45^o Sin 30^o leaving the answer in surd form

\(\frac{\sqrt{2}-1}{2}\)

\(\frac{\sqrt{3}-\sqrt{2}}{4}\)

\(\frac{\sqrt{6}-\sqrt{2}}{2}\)

\(\frac{\sqrt{6}-\sqrt{2}}{4}\)

Evaluate Cos 45o Cos 30o - Sin 45o Sin 30o leaving the answer in surd form