November 2019 1 145 Report
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1.nilai maksimum fungsi f(x) =3 cos ( x - 15° ) - 2 adalah
a. -5°
b. -2°
c.1°
d.2°
e.3°

2.nilai minimum fungsi f(x) = -2 sin ( x + 20° ) + 5 adalah
a. -5°
b. -2°
c.1°
d.2°
e.3°

3.periode fungsi f(x) = 3tan (3x - 90°) - 2 adalah
a.0°
b.30°
c.45°
d.60°
e.90°
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