如图所示,观察,填空(x+p)(x+q)=()²+()x+()

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如图所示,观察,填空(x+p)(x+q)=()²+()x+()如图所示,观察,填空(x+p)(x+q)=()²+()x+()如图所示,观察,填空(x+p)(x+q)=()²

如图所示,观察,填空(x+p)(x+q)=()²+()x+()
如图所示,观察,填空(x+p)(x+q)=()²+()x+()

如图所示,观察,填空(x+p)(x+q)=()²+()x+()
(x+p)(x+q)=(x)²+(p+q)x+(pq)