Question

Solve the following quadratic equation for all values of xx in simplest form.
2, minus, 2, x, squared, equals, minus, 30
2−2x
2
=
−30
Answer

Additional Solution
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x, equalsx=
Submit Answer
plus or minus
±
square root of, end square root
x

Answer 1

Solve 2 − 2x^2 = −30.

2 − 2x^2 = −30
Subtract 2: −2x^2 = −32
Divide by −2: x^2 = 16
Take square roots: x = ±4

Answer: x = 4 or x = −4.