Asked by Anonymous
The trigonometric expression (sinπ-tanπ (cosπ-cotπ) can be shown to be identical to which of the followings?
(A) 1/2π ππ2π β 1 (B) 1 (C) (π πππ β 1)(πππ π β 1) (D) π ππππππ π β 1
(A) 1/2π ππ2π β 1 (B) 1 (C) (π πππ β 1)(πππ π β 1) (D) π ππππππ π β 1
Answers
Answered by
oobleck
(sinπ-tanπ) (cosπ-cotπ)
sinπ(1-1/cosπ) * cosπ(1 - 1/sinπ)
so, C
sinπ(1-1/cosπ) * cosπ(1 - 1/sinπ)
so, C
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