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3^x+3^(x+1)=3^2+3^2

How would I calculate x?
Quote Originally Posted by Nathan View Post
3^x+3^(x+1)=3^2+3^2

How would I calculate x?
Dont you mean x^3 ?
BTW if you fix that quadratic equasion ill finish it up quick :|
Because i have no idea if which one is powered to which :|

Solve the right, substitute for X so that left = right.
You need to clarify your equation more before we can understand what it's asking.
Not the right Section.
The answer is always cake
Quote Originally Posted by DoubleDutch View Post
The answer is always cake
I thought it was pie :[
3x+3(x+1)= 32+32 =>
3x+x+1 = 32+2 =>
32x+1 = 34

I don't know how to go further...
Quote Originally Posted by Black Eyed Peas View Post
3x+3(x+1)= 32+32 =>
3x+x+1 = 32+2 =>
32x+1 = 34

I don't know how to go further...
Take the natural log of both sides then solve for x.
Quote Originally Posted by iverson954360 View Post


Take the natural log of both sides then solve for x.
You mean like this?

2x+1=4 => 2x=4-1 => 2x=3 => x=1.5

Then I would go back to the equasion and put the "x" into it:

32(1.5) + 1 = 34
33+1 = 34
34 = 34
Quote Originally Posted by Black Eyed Peas View Post
3x+3(x+1)= 32+32 =>
3x+x+1 = 32+2 =>
32x+1 = 34

I don't know how to go further...
32 + 32 = 9 + 9 = 18
32+2 = 81

But the question is: 3x+3x+1=32+32. What is x?
I can't seem to figure it out.

@iverson954360, halp please
God I never understood maths ._.
Better explained solution: http://www.wolframalpha.com/input/?i=3^x%2B3^%28x%2B1%29%3D3^2%2B3^2

Enjoy
O man i suck hard at this!
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