buktikan identitas trigonometri (1+tan^2 x) (1-cos^2 x) = tan^2 x
Matematika
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buktikan identitas trigonometri (1+tan^2 x) (1-cos^2 x) = tan^2 x
1 Jawaban
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1. Jawaban Anonyme
Bab Trigonometri
Matematika SMA Kelas X
(1 + tan² x) (1 - cos² x) = tan² x
sec² x . sin² x = tan² x
(1/cos² x) . sin² x = tan² x
tan² x = tan² x
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