簡易多項式乘法

簡易多項式乘法

By 李兆晉Li Chun

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​2 x ( a + b ) = ( a + b ) + ( a + b )

​

= 2(a) + 2(b)​

​

= 2a + 2b​

乘法分配定律

乘法分配定律

乘法分配定律

乘法分配定律

Multiple Choice

$$\alpha\times\alpha\times\alpha$$  

• $$\alpha^3$$  

• $$3a$$   

Draw

$$3\left(x+y\right)$$  

Draw

$$5\left(x-2\right)$$  

Draw

$$-5\left(x-2\right)$$  

Draw

$$-5\left(x+y-2\right)$$  

Draw

$$-7\left(x+y\right)$$  

Draw

$$2x\left(x+2\right)$$

Draw

$$4\left(6x^2-7x+2\right)$$  

Draw

$$-5x\left(x-2\right)$$

Draw

$$x\left(x^3+x-2\right)$$