因式分解:x的平方-xy+5(x-y)=( )

问题描述:

因式分解:x的平方-xy+5(x-y)=( )

原式= x(x-y)+5(x-y)
=(x-y)(x+5)

x*2-xy+5(x-y)=x(x-y)+5(x-y)=(x+5)(x-y)

x²-xy+5(x-y)
=x(x-y)+5(x-y)
=(x-y)(x+5)

x的平方-xy+5(x-y)
=X( x-y)+5(x-y)
=( x+5)(x-y)

x的平方-xy+5(x-y)
=x(x-y)+5(x-y)
=(x+5)(x-y)

(X-5)(X-Y)