Page 99 - Math SL HB Sem 1

CIRCULAR !-UNCTIONS ANI) TRIGONOMETRY

l. Functions of the form y : asinx y: acosx and y = a tanx
,

:2sinx
(a) For -2 r S x ! 4z , sketch the graph of the functi on y = sinx and y
on the
samc axes

For y = 2 sinx, the maximum value is ..........and the minimum value is .......-.-

the amplitude is ..... . . .. .. .. . .. and the period is ........

(b) For -2 zr Sx14n, sketch the graph ofthe function y: cosx and y = lcosx on the

same axes

_1
-
I'or y = cosx, the maximum value is ..........and the minimum value is
t
the amplitude is .. ... . .......... and the period is........

Ilow does a alfect thefunction y asinx ? S/a/e the amplitude..... ...
LI/hat transformation would move y srL\ /o y aslnx ,2

4-l5