Homework Help: calculus

Posted by Kyrstal on Tuesday, January 1, 2013 at 9:17am.

solve the following exponential equation.

8^x=3

what is the exact answer?
a. x= ?
b. there is no solution

what is the answer approximated to 3 decimal places?
a. x= ?
b. there is no solution

calculus - Reiny, Tuesday, January 1, 2013 at 9:42am
take log of both sides

log 8^x = log 3
xlog8 = log3
x = log3/log8 = appr .528

test answer with your calculator

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