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how would you factor 3xy^2­ - 48x

thanks so much

 Jul 16, 2015

Best Answer 

 #1
avatar+23246 
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3xy2 - 48x

Factor out the common terms, 3 and x:

3x(y2 - 16)

Look at what remains inside the parentheses, a difference of squares:

3x(y - 4)(y + 4)

 Jul 16, 2015
 #1
avatar+23246 
+5
Best Answer

3xy2 - 48x

Factor out the common terms, 3 and x:

3x(y2 - 16)

Look at what remains inside the parentheses, a difference of squares:

3x(y - 4)(y + 4)

geno3141 Jul 16, 2015

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