sarahroczun
sarahroczun
27-04-2018
Mathematics
contestada
4x^2 = 16 please show work
Respuesta :
mkryukova19
mkryukova19
27-04-2018
4x²=16
x²=16/4
x²=4
√(x²)=+/-√4
x(1) =2, x(2)=-2
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