+0

# fraction multiplication

0
154
1

Compute$$\left(\frac13 \right)^{-3} - \left(-\frac13 \right)^{-3}.$$

Sep 29, 2021

#1
+47
+1

Using negative exponent and reciprocal rules, we have:

27-(-27)

The second 27 is negative since if we have an odd exponent and a negative base the result is negative.

So the answer is 54

Hope this helps

Sep 29, 2021