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A quadratic function crosses the x-axis at points (-4,0) and (5,0). Which could be the equation of the quadratic function?

A quadratic function crosses the x-axis at points (-4,0) and (5,0). Which could be the equation of the quadratic function?
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A quadratic function crosses the x-axis at points (-4,0) and (5,0).

Which could be the equation of the quadratic function?

asked
User IronKirby
by
7.9k points

1 Answer

7 votes

Answer:

y = x^2-x-20

Explanation:

y = (-4)^2 - (-4) - 20

= 0

y = (5)^2 - (5) - 20

= 0

answered
User Necromancer
by
8.0k points
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