CPM Homework Help : PC3 Problem 1-115

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1-115.

Rewrite each expression using the properties of exponents.

$(2^2)^x$
Answer (a):
2²^x

$(2^{-5})^4$
Answer (b):
$2^{-20}$

$\left(\frac{2}{3}\right)^{-1}$
Hint (c):
What does the negative exponent mean?
Step (c):
$\frac{1}{\Big(\frac{2}{3}\Big)^1}$

$\left(\frac{2}{3}\right)^{-2}$
Hint (d):
This is the same as part (c), but the exponent is a $2$ .

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