Solve Equations That Are Quadratic in Form
Solve the Equation $$\left( y - \frac { 15 } { y } \right) ^ { 2 } - 12 \left( y - \frac { 15 } { y } \right) - 28 = 0$$

question 335

Multiple Choice

Solve Equations That Are Quadratic in Form
Solve the equation by making an appropriate substitution.
- $$\left( y - \frac { 15 } { y } \right) ^ { 2 } - 12 \left( y - \frac { 15 } { y } \right) - 28 = 0$$

• A) \(\{ - 5 , - 1,3,15 \}\)
• B) \(\{ - 2,14 \}\)
• C) \(\{ - 5,3 \}\)
• D) no solution

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