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Lesson 8.7: Using Quadratic Equations in Word Problems. 1. A quadratic equation has solutions x = -7 and x = 10. Write the quadratic equation. 2. A quadratic equation has solutions x = - 3 2 and x = 1 4 . Write the quadratic equation. 3. A quadratic function has x-intercepts at (2, 0) and (-4, 0). Write the equation. 4. ................
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