dozsyerra
11.03.2022 •
Mathematics
Y^2-4xy-7y+28x please send the answer asap
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Ответ:
= (y - 4x) (y - 7)
Step-by-step explanation:
y^2-4xy-7y+28x
--
factor out y from y^2 - 4x : y(y - 4x)
factor out 7 from 28x - 7y : 7(4x - y)
= y (y - 4x) + 7(4x - y)
7 (4x - y) + 7(y - 4x)
= y (y - 4x) - 7(y - 4x)
= (y - 4x) (y - 7)
Ответ:
y= 1*x
Hope it helps..
Good luck