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(8) (a+b)(a-b) (a²+b³) (a²+6²) (a²-b²) × (a² + ab + ab²) 414 8 2 a³+ a²bª+a²b²-a²b²-abb-ab4 a Q²-68

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✨ Best Answer ✨

(A+B)(A-B)=A²-B² をうまく使いましょう.
(与式)
=(a²-b²)(a²+b²)(a⁴+b⁴)
=(a⁴-b⁴)(a⁴+b⁴)
=a⁸-b⁸

理解できました!!
ありがとうございます!!!

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