CPM Homework Help : INT2 Problem 6-101

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6-101.

Rewrite each expression below so that your answer contains no parentheses and no negative exponents.

$(-\frac { 2 } { 3 }x^5y^{1/3})^0$
Hint (a):
Anything to the zero power equals $1$ .

$(25^{1/2}x^5)(4x^{-6})$
Hint (b):
When multiplying like bases, add their exponents.
Answer (b):
$\frac{20}{x}$

$5t^{-3}$
Hint (c):
The ' $-3$ ' only applies to the $t$ , not the $5$ .

$( \frac { x ^ { 7 } y ^ { 3 } } { x } ) ^ { 1 / 3 }$
Hint (d):
Start by simplifying the part of the expression inside of the parentheses.

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