Mathematics
Senior High
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わかりやすい解説お願いします
(4)=3x²+(-14y+13)x+(15y2-23y+4)
=3x²+(-14y+13)x+(3y-4)(5y-1)
=(x-(3y-4)3x-(5y-1))
=(x-3y+4)(3x-5y+1)
13 X
3
-(3y-4)
-(5y-1)
(3y-4)(5y-1)
SI-
-9y+12
-5y+ 1
-14y+13
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