Algebramedium · Past Paper

Solve for x: x^2 + 2√2x + 2 = 0.

A-√2, -√2
B√2, √2
C-√2, 0
D1, 2

✓ Correct Answer: A-√2, -√2

The expression is (x + √2)^2 = 0, so both roots are -√2.

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