Solve the Equation by the Square Root Property $$( 7 x + 4 ) ^ { 2 } = 4$$

question 226

Multiple Choice

Solve the equation by the square root property.
- $$( 7 x + 4 ) ^ { 2 } = 4$$

• A) \(\left\{ - \frac { 2 } { 7 } , - \frac { 6 } { 7 } \right\}\)
• B) \(\left\{ \frac { 0 } { 7 } \right\}\)
• C) \(\left\{ - \frac { 2 } { 7 } , 0 \right\}\)
• D) \(\left\{ \frac { 2 } { 7 } , \frac { 6 } { 7 } \right\}\)

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