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glencoe pre-algebra 2008 page 182 please help

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Write each expression using exponents.

5.  (y - 3)(y - 3)(y - 3)             6.  (a + 1)(a + 1)

asked Mar 5, 2014 in PRE-ALGEBRA by anonymous

2 Answers

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The expression is .

The base is . It is a factor 3 times. So the exponent is 3.

The simplified expression is .

 

answered Mar 5, 2014 by casacop Expert
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6) The expression  (a + 1)(a + 1)

The base is (a+1).  It is a factor of 2 times. So the exponent is 2.

(a + 1)(a + 1) = (a+1)²

The simplified expression is (a+1)²

answered Sep 2, 2014 by friend Mentor
edited Sep 2, 2014 by bradely

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