Solve the Equation by the Zero-Factor Property $$2 x ^ { 2 } = 21 x - 49$$

question 187

Multiple Choice

Solve the equation by the zero-factor property.
- $$2 x ^ { 2 } = 21 x - 49$$

• A) \(\left\{ - 7 , - \frac { 7 } { 2 } \right\}\)
• B) \(\left\{ \frac { 7 } { 2 } , 7 \right\}\)
• C) \(\left\{ - 7 , \frac { 7 } { 2 } \right\}\)
• D) \(\{ 7,14 \}\)

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