Activity 3: Complete me Solve the following quadratic equations by completing the square. Write your answers after each equation. You may use another sheet of paper for your solution
1.y² + 4y - 21 = 0
2.4x² +4x=3
3.x² + 5x - 60 = 0
4.x² + 8x = -6
5.x² - 4x = 5
6.3x² + 6x - 12 = 0
7.5x + 3 = 2x²
8. x² - 4x = 3
9.3x² = 2 - 5x
10. 4x² = 2 - 7x
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okkkkkkkkk I don't know sorry