What are the solutions of y = x^2-x-20?

Mathematics

1 answer:

Hoochie [10]4 years ago

3 0

Answer:

(x - 5) and (x + 4)

Step-by-step explanation:

Since -20 = (-4)(5) or (4)(-5), and since -5x + 4x becomes -1x, we know right away that the factors are (x - 5) and (x + 4).

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