Answer:
x1
= −3 − √ 32 − 4×4×1
2×4
= −3 − √ 7 i
8
≈ −0.375 − 0.330719i
x2
= −3 + √ 32 − 4×4×1
= −3 + √ 7 i
≈ −0.375 + 0.330719i
Explanation:
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