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  • 13-04-2021
  • Mathematics
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What are the factors of the expression x^2+x-20?

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mscri
mscri mscri
  • 13-04-2021

Answer:

(x-4)(x+5)

Step-by-step explanation:

Find 2 numbers knowing sum (1) and product (-20). To find them, factor pairs of (-20) --> (-2,10) (-4,5). This sum is 1=b. Then, these 2 numbers are: - 4 and 5. Y=(x-4) (x+5). Hope this helped :)

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