Page 64 - modul trigonometri bilingual

Graph of trigonometric function y = cos x

Y

√3
( , )
6 2
1
( , )
3 2

( , 0)
2 y = cos x

2 1
( , )
3 2

X

The graph domain function y = f(x) = cos x above Df = [0,
2 ] and the yield area (range) is Rf = [-1, 1].

c. Drawing Tangent Function Graphics

Function graph y = tan x with domain 0 ≤ ≥ 2 .

X 0 2 3 5 4 3 7 2
6 4 3 2 3 4 6 3 2 4
y = tan x 0 √3 1 √3 - −√3 -1 √3 0 √3 - -1 0
−
3 3 3

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