Identitas Trigonometri
RUMUS IDENTITAS TRIGONOMETRI
- sin^2 x + cos^2 x = 1
- 1 + tan^2 x = 1/cos^2 x = sec^2 x
- tan x = sin x / cos x
- cot x = cos x/ sin x
- sec x = 1/ cos x
- csc x = 1/ sin x
- ces^2 = tan^2 x + 1
- csc^2 x = cot^2 x + 1
DEMI, DESA, SAMI dan SINDIKAT TANGAN COSONG
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