Asked by amanda
how would you verify this trig identity
(1+cos(x) / 1-cos(x)) - (1-cos(x) / 1+cos(x)) = 4cot(x)csc(x)
?
help please!
(1+cos(x) / 1-cos(x)) - (1-cos(x) / 1+cos(x)) = 4cot(x)csc(x)
?
help please!
Answers
Answered by
bobpursley
get a common denominator on the left side and combine the two terms. Remember that 1-cos^2 x = sin^2 x
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