Rule for x intercepts at (4,0) and (-1,0) and opening upward

Question

Mathematics

Tucker Gregory

10 January, 00:49

Rule for x intercepts at (4,0) and (-1,0) and opening upward

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Answers (1)

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Salvador Nicholson · Answer 1

This is a quadratic equation:

y = a x² + b x + c, a > 0 (opening upward)

The zeroes are: ( - 1, 0) and (4, 0).

y = a (x - x 1) (x - x 2)

y = a (x + 1) (x - 4)

y = a (x² - 4 x + x - 4)

y = a (x² - 3 x - 4)