20. What quadratic function contain the points (-5, 0), (0, 0) and (2, 14)? A) $y = -x^2 - 5x$ $x^2 + 5x$ B) $y = -x^2 + 5x$ C) $y = x^2 - 5x$ D) $y = $
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Since the y-coordinate is 0, we can substitute x = -5 into the quadratic function and solve for the constant term: 0 = a(-5)^2 + b(-5) + c 0 = 25a - 5b + c Show more…
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