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60. Column A 3(–x)2 = (–3x)2 Column B     ... ...

Column A Column B  
  0   x  

(A) Column A is larger
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Math - Problem Set G: Quantitative Comparisons

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60. Column A 3(–x)2 = (–3x)2 Column B     ... ... 
Posted: 03/10/2016 19:27
Where did the positive 3x^2 come from
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Posted: 03/10/2016 21:01
Hi Joelene,

3x^2 came from the expression 3(-x)^2 because the square turned the negative into a positive.

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