May 2019 1 81 Report
1. bentuk sin²a + cos²a ekuivalen dengan...
A. 1
b. Tan a
c. cot a
d. cosec a
e. sec a

2. himpunan penyelesaian dari persamaan sin x = 1/2 dgn 0°≤ x ≤ 360° adalah...
A. {30°,60°}
b. {30°,150°}
c. {30°,120°}
d. {20°,60°}
e. {30°,135°}

pakai cara ka :))
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