1、3x·(2x-y²)=__.2、(3p+2)(p-1)=__.3、(x-y)²+__+4=(x-y+2)²
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![1、3x·(2x-y²)=__.2、(3p+2)(p-1)=__.3、(x-y)²+__+4=(x-y+2)²](/uploads/image/z/13955348-20-8.jpg?t=1%E3%80%813x%C2%B7%282x-y%26%23178%3B%29%3D__.2%E3%80%81%283p%2B2%29%28p-1%29%3D__.3%E3%80%81%28x-y%29%26%23178%3B%2B__%2B4%3D%28x-y%2B2%29%26%23178%3B)
1、3x·(2x-y²)=__.2、(3p+2)(p-1)=__.3、(x-y)²+__+4=(x-y+2)²
1、3x·(2x-y²)=__.2、(3p+2)(p-1)=__.3、(x-y)²+__+4=(x-y+2)²
1、3x·(2x-y²)=__.2、(3p+2)(p-1)=__.3、(x-y)²+__+4=(x-y+2)²
1、3x·(2x-y²)=6x²-3xy²
2、(3p+2)(p-1)=3p²-p-2
3、(x-y)²+_4(x-y)_+4=(x-y+2)²
如仍有疑惑,欢迎追问.祝:
1. 6x^2-3xy^2 2. 3p^2-p-2 3. 4(x-y)