Question

What is the solution to the equation 4 ^-2x ≈ 3 ?

Answer 1

Why do you say approximately 3?

Any way take the log of both sides to solve it...

Answer 2

whick is equal to?

Answer 3

\[-2x \log (4)=\log(3)\]
\[-2x=\frac{\log3}{\log4}\]
Then divide both sides by -2 to solve for x. There is indeed an exact answer.

Answer 4

(I take the bottom part away).

Answer 5

?????????

Answer 6

\[\Large x= - {\log(3) \over 2 \cdot \log(4)}\]
http://lmgtfy.com/?q=-log(3)%2F(2*log(4))

Answer 7

Meaning?