F.2Maths (Factorization)

2010-07-17 5:23 am
Q1 16p^4-8p²q²+q^4
更新1:

Q2 1-6t²+9t^4 Q3 1-6t²+9t^4-121s²

更新2:

Q.4 (4p²-q²)²

回答 (1)

2010-07-17 5:33 am
✔ 最佳答案

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2010-07-16 22:04:00 補充:
因式分解?
Q.4 (4p²-q²)²
=4[(2p)²-q²]²
=4(2p-q)²(2p+q)²


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