Question: help GO Topic: Solving quadratic equations Find the zeros for each equation using the quadratic formula. 18. f(x) = x2+ 20x+51 19. f(x) = x2+

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GO Topic: Solving quadratic equations Find the zeros for each equation using the quadratic formula. 18. f(x) = x2+ 20x+51 19. f(x) = x2+ 10x +25 20. f(x) = 3x2 +12x 21. f(x) = x2 -11 22. f (x) = x2 +x- 1 23. f (x) = x2 + 2x +3

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