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Find the exact value of the expression.

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Find the exact value of the expression.

tan 15^o

trigonometric-functions
exact-value

asked Jan 27, 2015 in PRECALCULUS by anonymous

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1 Answer

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Step 1:

The trigonometric expression is .

.

Difference formula of tangent function : .

Rationalize the denominator with .

.

Solution :

.

answered Jan 27, 2015 by joseph Apprentice

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