Question

$2x {}^{2} + 1 = 0$
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Answer 1

Step-by-step explanation:

2x² + 1 = 0

2x² = -1

x² = -1/2

x = √-1/2

Answer 2

Step-by-step explanation:

2x² +1 = 0

2x² = -1

x² = -1/2

x = √-1/2

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