isladanielle0ow6so5
isladanielle0ow6so5 isladanielle0ow6so5
  • 14-09-2017
  • Mathematics
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how can I factor #4?

how can I factor 4 class=

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Аноним Аноним
  • 18-09-2017
28x^3 - 7x

The GCF is 7x  so factors are

7x(4x^2 - 1)

The parentheses contains differemce of 2 squares so answer is

7x (2x + 1)(2x - 1)


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