Directions: Use the values of a, b and C of each of the following quadratic equations in determining the sum and the product of its roots.
1. x2 - 4x - 21 = 0
Sum:
Product:
2. 4x2 + 9x + 2 = 0
Sum:
Product:
3. 3x2 - 13x - 10 = 0
Sum:
Product:
4. 34x - 7 = -5x2
Sum:
Product:
5. 5x2 = 8%
Sum:
Product:
REFLECT:
The sum of the roots of a quadratic equation is -8. If one of the roots is -10, how would you
determine the equation? Write the equation and explain.
Please answer Thanks
1. x2 - 4x - 21 = 0
Sum:
Product:
2. 4x2 + 9x + 2 = 0
Sum:
Product:
3. 3x2 - 13x - 10 = 0
Sum:
Product:
4. 34x - 7 = -5x2
Sum:
Product:
5. 5x2 = 8%
Sum:
Product:
REFLECT:
The sum of the roots of a quadratic equation is -8. If one of the roots is -10, how would you
determine the equation? Write the equation and explain.
Please answer Thanks
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