Asked by Cyn
solve for x.
485 * 5^x+2 = 12^2x-1
485 * 5^x+2 = 12^2x-1
Answers
Answered by
bobpursley
take the ln of each side
ln485+(x+2)ln5=(2x-1)ln12
look up the ln of the above, then gather terms, solve for x.
ln485+(x+2)ln5=(2x-1)ln12
look up the ln of the above, then gather terms, solve for x.
Answered by
Cyn
is ln the same as log?
and is its ln485 + or ln485 * ?
and is its ln485 + or ln485 * ?
Answered by
bobpursley
ln(ab)= ln a + ln b
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