Buktikan identitas trigonometri berikut ini:sin x/(sin

Saluranedukasion 2024-06-28T23:39:39.000Z

Buktikan identitas trigonometri berikut ini:sin x/(sin x+sin (90-x))+sin (90-x)/(sin x-sin (90-x))=cosec^2 x/(1-ctg^2 x)
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Buktikan identitas trigonometri berikut ini:sin x/(sin x+sin (90-x))+sin (90-x)/(sin x-sin (90-x))=cosec^2 x/(1-ctg^2 x)