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HELP PLEASEE!!!

What is the equation of a parabola that intersects the x-axis at points (-1, 0) and (3, 0)?

A. y = x2 – 2x – 3

B. y = x2 + 3x + 2

C. y = x2 – 3x + 2

D. y = x2 + 2x – 3

Respuesta :

mhanifa

Answer:

  • A. y = x² – 2x – 3

Step-by-step explanation:

The given points are zero's or roots of the function.

We can put the equation as:

  • y = (x + 1)(x - 3) = x² -3x + x - 3 = x² - 2x - 3

This is option A

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