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09-08-2021
Mathematics

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A parabola has x-intercepts at x=-3 and x=4. What the equation of the parabola?

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jimrgrant1 jimrgrant1

09-08-2021

Answer:

x² - x - 12 = 0

Step-by-step explanation:

Given the x- intercepts are x = - 3 and x = 4 , then the factors are

(x + 3) and (x - 4)

Expressing as a zero product

(x + 3)(x - 4) = 0 ← expand using FOIL

x² - x - 12 = 0

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