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solve the exponential equation. 5 (2^3x) = 8

0 votes
solve the exponential equation. Express irrational solutions in exact form and as a decimal rounded to three decimal places.

5 (2^3x) = 8
asked Jan 23, 2015 in PRECALCULUS by anonymous

1 Answer

0 votes

Step 1:

The exponential equation is

Rewrite the above equation,

Apply logarithm on each side.

image

Apply the properties of logarithm: image

image

Apply the logarithm formula:image

image

Solution:

image

answered Jan 23, 2015 by james Pupil

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