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Use properties of logarithms to find the exact value of the expression. Do not use a calculator.

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Use properties of logarithms to find the exact value of the expression. Do not use a calculator.

properties-logarithms

asked Jan 22, 2015 in PRECALCULUS by anonymous

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1 Answer

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Step 1 :

The expression is .

Apply change of base formula : , where .

Again apply change of base formula : , where .

Properties of logarithmic : , where .

.

The exact value of is .

Solution :

The exact value of is .

answered Jan 22, 2015 by lilly Expert

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