dominic6541073 dominic6541073

24-04-2020
Mathematics

contestada

Factor the following:

x2−x−20

Question 9 options:

(x−4)(x−5)

(x−5)(x+4)

(x−4)(x+5)

(x+1)(x−20)

Respuesta :

zrh2sfo zrh2sfo

24-04-2020

Answer:

(x + 4) (x - 5) so B:

Step-by-step explanation:

Factor the following:

x^2 - x - 20

The factors of -20 that sum to -1 are 4 and -5. So, x^2 - x - 20 = (x + 4) (x - 5):

Answer: (x + 4) (x - 5)

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