Solved

Solve the Equation by the Square Root Property $x ^ { 2 } = - 225$

Question 356

Multiple Choice

Solve the equation by the square root property.
- $x ^ { 2 } = - 225$

A) $\{ 112.5 \}$
B) $\{ 15 \}$
C) $\{ \pm 15 i \}$
D) $\{ \pm 15 \}$

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