cjenco02 cjenco02
  • 21-08-2018
  • Mathematics
contestada

Drawing a blank on this

Drawing a blank on this class=

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midknight9
midknight9 midknight9
  • 21-08-2018

So when we factor out: [tex] x^{2}+3x-70 [/tex], we get:

[tex] (x-7)(x+10) [/tex]

Therefore, we see that in this case, a = -7 and b =10.

So then a + b will equal -7 + 10, which equals B) 3.

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