Algebra
eri.en8. x2 + 9 = 0
9. x2 – 3x + 4 = 0
10. 2x2 + 3x = 6
11. Given the quadratic expression x2 + 4x + c, determine the value of “c” such that the equation has 2 real solutions. Repeat and find “c” such that the equation has 1 real solution. Finally, repeat such that the equation has no real solutions.
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