## anonymous 3 years ago Log question

1. anonymous

K?

2. anonymous

|dw:1358469633397:dw|

3. zepdrix

$\large 5^{2x}-6(5^x)+5=0 \qquad \rightarrow \qquad (5^x)^2-6(5^x)+5=0$ Make a substitution, Let $$\large u=5^x$$. It should be fairly easy to factor from there :)

4. anonymous

ohhhhh ! thankyou :D