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Solve the Cubic Equation Using Factoring and the Quadratic Formula $x ^ { 3 } + 1 = 0$

Question 410

Multiple Choice

Solve the cubic equation using factoring and the quadratic formula.
- $x ^ { 3 } + 1 = 0$

A) $\left\{ - 1 , \frac { 1 } { 2 } \pm \frac { \sqrt { 3 } } { 2 } \mathrm { i } \right\}$
B) $\{ - 1 , \pm i \}$
C) $\{ - 1,1 \pm \mathrm { i } \sqrt { 3 } \}$
D) $\{ - 1 , - 1 \pm \mathrm { i } \sqrt { 3 } \}$

Solve the Cubic Equation Using Factoring and the Quadratic Formula x3+1=0x ^ { 3 } + 1 = 0x3+1=0

Multiple Choice

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Solve the Cubic Equation Using Factoring and the Quadratic Formula $x ^ { 3 } + 1 = 0$

Correct Answer:
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