jeremyvanover15 jeremyvanover15

18-01-2018
Mathematics

contestada

Solve the following quadratic equation by the square root property of equality. x^2 - 81 = 0

Respuesta :

IvanMoungang IvanMoungang

18-01-2018

x²-81=0,
x²=81,
x=√81,
x=9

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