把(x-1)当作一个因式,合并3(x-1)-2(x-1)-5(x-1)的结果是?
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![把(x-1)当作一个因式,合并3(x-1)-2(x-1)-5(x-1)的结果是?](/uploads/image/z/5422972-4-2.jpg?t=%E6%8A%8A%28x-1%29%E5%BD%93%E4%BD%9C%E4%B8%80%E4%B8%AA%E5%9B%A0%E5%BC%8F%2C%E5%90%88%E5%B9%B63%28x-1%29-2%28x-1%29-5%28x-1%29%E7%9A%84%E7%BB%93%E6%9E%9C%E6%98%AF%3F)
把(x-1)当作一个因式,合并3(x-1)-2(x-1)-5(x-1)的结果是?
把(x-1)当作一个因式,合并3(x-1)-2(x-1)-5(x-1)的结果是?
把(x-1)当作一个因式,合并3(x-1)-2(x-1)-5(x-1)的结果是?
(x-1)(3-2-5)
=(1-x)4
=4-4x
3(x-1)-2(x-1)-5(x-1)
=(3-2-5)(X-1)
= -4(X-1) =4(1-x)
= 4-4X
3(x-1)-2(x-1)-5(x-1)
=(3-2-5)(X-1)
=-4(X-1)
=4-4X
-4(x-1)