sederhanakan 2 sin x cos x / 1+cos^2x-sin^2x =
Matematika
jul27
Pertanyaan
sederhanakan
2 sin x cos x / 1+cos^2x-sin^2x =
2 sin x cos x / 1+cos^2x-sin^2x =
1 Jawaban
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1. Jawaban Jawer17
2 sinx cosx/(1 + (1 - sin²x) - sin²x)
= 2 sinx cosx/(2(1 - sin²x))
= sinx cosx/cos²x
= sinx/cosx
= tan(x)