Buktikan identitas trigonometri berikut.a. 1/(sin
Saluranedukasion 2024-06-25T06:41:43
Buktikan identitas trigonometri berikut.a. 1/(sin A+1)-1/(sin A-1)=2 sec^2 A b. (1-cos)A/sin A+sin A/(1-cos A)=2 csc A
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