Mathematics
Senior High
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(6)を教えて頂きたいです。よろしくお願いします
(2)(x+.
2. 次の式を展開せよ。
(1) (5a+8b)(2a-7b)
(3) (3a+b-2c)2
(5) (a-b)(a+b)(a²+b²)
(7) (x-4)(x-1)(x+1)(x+4)
(2)(2x2-y)2
(4) (x²-2x-1)(x²-2x-2)
(6) (x+1)(x²+1)(x+1)(x-1)
(8) (x+4)(x+2)(x-1)(x-3)
->
→ p.14, 15, 16
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ありがとうございます😭