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Stuck with this trigonometric identity problem

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Prove this identity and show the way:

(1 + tan x - sec x)(1 + cot x + cosec x) = 2
asked Apr 27, 2014 in TRIGONOMETRY by anonymous

1 Answer

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The trigonometric identity is 

Left handside identity image

image

image

image

image

From the pythagorean identities  image

image

image

= Right hand side identity.

answered Apr 28, 2014 by david Expert

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