World history
Senior High
Solved
因数分解を教えていただきたいです🙇🏻♀️´-
答
) 与式=6x2+(-7a-6)x+ (2a2+5a-12)
なんで
2と3に
分けられるのか、
なんで
なくなるのか。
6x2
-7a-6)x+(a+4)(2a-3)
{2x-(a+4)}{3x-(2a-3)}
(2x-a-4)(3x-2a+3)
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