Which of the following is a solution of x^2 + 2x + 8?
1 answer:
X^2 + 2x + 8 = 0
(x + 1)^2 - 1 + 8 = 0
(x + 1)^2 = -7
x + 1 = sqrt (-7) = i sqrt7
x = -1 + i sqrt7
Its B
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