Mathematics
Senior High
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このたすき掛けの詳しい解説お願いしたいです
8+
(2) 与式=x2+(5y-2)x+(6y2-7y-3)
=
x²+(5y-2)x+(2y-3)(3y+1)
=(x+(2y-3)}{x+(3y+1)}
=(x+2y-3)(x+3y+1)
I
2y-3
2y-3
1
3y+1
3y+1
1 (2y-3)(3y+1)
5y-2
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