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tsav4ar7enez
tsav4ar7enez tsav4ar7enez
  • 15-07-2016
  • Mathematics
Answered

the solution to 2x2 – 11 = 87 is

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nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 16-07-2016

2x^2 - 11 = 87
2x^2 = 87 + 11 = 98
x^2 = 98/2 = 49
x = sqrt (49) =  + or - 7

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alreadygeazy alreadygeazy
  • 07-11-2018

The answer will be A. 7 or -7.

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