Solve Quadratic Equations by the Square Root Property
Solve the Equation

Multiple Choice

Solve Quadratic Equations by the Square Root Property
Solve the equation by the square root property.
- $$7 x ^ { 2 } = 252$$

A) $\{ - 6,6 \}$
B) $\{ - 6 \sqrt { 7 } , 6 \sqrt { 7 } \}$
C) $\{ - 7,7 \}$
D) $\{ 0 \}$