verify the identity tanx+cotx=1/sinxcosx

verify the identity tanx+cotx=1/sinxcosx
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1 Answer

verify the identity tanx+cotx=1/sinxcosx

LHS:

tan(x) + cot(x) =

sin(x)/cos(x) + cos(x)/sin(x) =

sin^2(x)/(sin(x).cos(x)) + cos^2(x)/(sin(x).cos(x)) =

(sin^2(x) + cos^2(x))/(sin(x).cos(x)) =

1 / (sin(x).cos(x)) = RHS

by Level 11 User (81.5k points)

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