Asked by Laura

36^(2x+4) = (square root of 1296)^x

Solve for x

I'm really stuck on this one too, thank you for your help
Answered by lisa
1)x = 6
2)x = -6
3)x= 0.0000 - 6.0000 i
4)x= 0.0000 + 6.0000 i
Answered by Laura
I don't understand
Answered by Damon
LOL !!! sqrt 1296 = 36

2x+4 = x
Answered by bobpursley
36^(2x+4) = (square root of 1296)^x
36^(2x+4) = 36)^x
2x+4=x
x=-4

check: 36^(-8+4)=36^-4

checks ok. Am I missing something here?
Answered by Damon
If so then we both are.
Answered by Laura
The answer in the back of the book is -4, thank you!
Answered by Damon
That is a relief :) Thank you.
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