CPM Homework Help : PC3 Problem 6-48

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6-48.

Rewrite each expression in the form $a·b^x$ .

$5^{(x−2)}$
Step (a):
$5^{x} · 5^{ −2}$

$9^{(1/2)x+1}$
Step (b):
$\left (3^{2} \right )^{\frac{1}{2}x+1}$

$60\left(\frac{2}{3}\right)^{2x−2}$
Step (c):
$60\cdot \left (\frac{2}{3}\right)^{2x}\cdot \left(\frac{2}{3}\right)^{-2}$

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