CPM Homework Help : AC Problem 11-26

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Home > AC > Chapter Ch11 > Lesson 11.1.2 > Problem 11-26

11-26.

Rewrite each expression below without negative or zero exponents.

$4^{-1}$
Hint (a):
$x^{-n}=\frac{1}{x^n}$
Answer (a):
$\frac{ 1 }{4 }$

$7^0$
Hint (b):
$x^0=1$
Answer (b):
$7^0=1$

$5^{-2}$
Hint (c):
Refer to part (a).
Answer (c):
$\frac{1}{5^2}$

$x^{-2}$
Hint (d):
Refer to part (a).
Answer (d):
$\frac{ 1 }{x^2}$

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