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Nere8zfTon5duaroykay Nere8zfTon5duaroykay
  • 13-03-2017
  • Mathematics
Answered

Which values for a and b make the statement (a + 2)(b - 9) = 0 true?


a = 2, b = -9


a = -2, b = 9


a = -2, b = -9


a = 2, y = 9

Verified Answer :

rarrininger
rarrininger rarrininger
  • 13-03-2017

(a + 2)(b - 9) = 0

a + 2 =0    b - 9 = 0
   -2 = -2       +9 = +9
a = -2       b = 9

So the second option

 

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