mitak5575
mitak5575
30-10-2020
Mathematics
contestada
what are factors of x^2+x-20
Respuesta :
ugetsuuo
ugetsuuo
30-10-2020
Factor y = x^2 + x - 20
Ans: (x - 4)( x + 5)
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)
Answer Link
study21geek
study21geek
30-10-2020
hi there! the answer is...
(x − 4) (x + 5)
hope this helped. have a good one!
Answer Link
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