Question 12

Solving Quadratic Equations by Factoring

Solve the following quadratic equations by factoring. First write the equations in completely

factored form. Then write the real number solutions.

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[Hint: Remember to use proper notation when writing the real number solutions. For example:

if the solutions are î

1 and x

4, write x

1,4

x² + 17x + 72 = 0

-

Factored Form

=

Real Number Solutions

=

x² x 20 = 0

Factored Form

Real Number Solutions