Solve square root equation. 2x^2-2=-12

asked May 7, 2022 134k views

2 votes

Solve square root equation.

2x^2-2=-12

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6 votes

Answer:

$2 {x}^(2) - 2 = 12 \\ 2 {x}^(2) = 12 + 2 \\2 {x}^(2) = 14 \\ {x}^(2) = (14)/(2) = 7 \\ {x}^(2) = 7 \\ x = √(7) \\ thank \: ou$

Mindandmedia answered May 10, 2022

4.7k points

1 vote

Answer:

x=+/- root 5..................

Kite answered May 13, 2022

by Kite

4.0k points

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