Answer the following for the parent graphs and .

MATHEMATICS · Multi-part · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Answer the following for the parent graphs

y=\sin x

and

y=\cos x

. (i) The first positive maximum of

y=\cos x

occurs at

x = \;?

(ii) Hence, state the horizontal distance between this maximum and the first positive maximum of

y=\sin x