Find the exact solution of the following quadratic equation by using the Quadratic Formula. Use sum and product of the roots to check your answer.
1. x2 – 7x = 60
2. x2 – 8x = 33
Write a quadratic equation with the given roots. Use sum and product of the roots. Write the equation in the form a2 +bx + c = 0, where a, b, and c are integers.
3. -(1/4) and 8
4. -(5/2) and 9
5. (1/4) and 4
Find the exact solution of the following quadratic equation by using the Quadratic Formula. Use sum and product of the roots to check your answer.
6. x2 + 8x – 48 = 0
Answers (1. {-5, 12} 2. {-3, 11} 3. 4x2 – 31x – 8 = 0 4. 2x2 – 13x – 45 = 0 5. 4x2 – 17x + 4 = 0 6. {-12, 4})
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