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PLEASE PASAGOT NEED SOLUTION BADLY NEED :<
Find the roots of the following quadratic equations by factoring.
1. x² - 3x = 0
2. x² - 2x - 8 = 0
3. x² + 5x + 6 = 0
4. x² - 13x - 12 = -42
5. 2x² + 7x - 15 = 0