Mathematics
Senior High
Resolved
⑴が解けません。教えてください。
7 次の式を因数分解せよ。 229番
(1) a²b-c)+ b²c-a)+c²(a - b)
(3) ab(a+b)+ bc(b+c)+ca(c + a)+3abc
(2) ab(a+b)+ bc(b+c)+ca(c+a) + 2abc
(+) a²b_a²c + b²c-_ab²ac² - bc²
b
(b-c) a² - ( 6²-(²) a + ( 6 -c 7 bc
(b-cla² - (b + c)₂(b=e) a + (b=c) bc
(b-c) (a²-ab-ac + bc)
{ a (b + c) f
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