tsav4ar7enez
tsav4ar7enez
15-07-2016
Mathematics
contestada
the solution to 2x2 – 11 = 87 is
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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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