SOLUTION: I need help on this equation.
{{{3^(2x)-(4)3^x-2=-5}}}
I'm not sure what to do because Im mostly confused with the middle term.
If you can please solve this one, i can do th
Algebra.Com
Question 365379: I need help on this equation.
I'm not sure what to do because Im mostly confused with the middle term.
If you can please solve this one, i can do the others on my own.
Thank you.
Found 2 solutions by Alan3354, jim_thompson5910:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
It's a quadratic in 3^x
Sub y for 3^x
(y-1)*(y-3) = 0
y = 1, y = 3
-----------
3^x = 1
x = 0
-------
3^x = 3
x = 1
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
First, let . So
This means that the equation then becomes . Do you think you can handle it from here? All you need to do is solve for 'z' and then use those solutions to find the solutions in terms of 'x'.
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