4
Question:
If $\displaystyle \left(\frac{3}{4}\right)^x=\frac{81}{256}$, what must $x$ be?
Answer:
Let's think step by step.

user
4
If $\displaystyle \left(\frac{3}{4}\right)^x=\frac{81}{256}$, what must $x$ be?
train