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Trigonometric Identities

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Match sin x sec x with one of the following:
? csc x
? tan x
? sin x tan x
? sin x cot x

Use trigonometric identities to factor and simplify the following:
? sin2 x * sec2 x - sin2 x

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Match sin x sec x with one of the following:
? csc x
? tan x
? sin x tan x
? sin x cot x

As ...

Solution Summary

Trigonometric identities are investigated.

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Trigonometric Identities: Example Problem

Trigonometric Identities:

The assignment given is to prove that sin θ/(1 - cos θ)] - [(1 + cos θ)/sin θ] = 0. In other words, we want to prove that [sin θ/(1 - cos θ)] = [(1 + cos θ)/sin θ].

Please see attachment for full details of the problem.

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