下面是某同学对多项式
进行因式分解的过程.
解：设
原式=
（第一步）
=
（第二步）
=
（第三步）
=
（第四步）
请问：（1）该同学因式分解的结果是否彻底？____________.(填“彻底”或“不彻底”)
若不彻底，请直接写出因式分解的最后结果________________________________
（2）请你模仿以上方法尝试对多项式
进行因式分解.
It is your attitude towards it matters. We should take the advantages and avoid some bad effects.
Nowadays, it is popular that more and more high school students open their own micro blogs on the Internet. For one thing, it can provide a colorful platform to show their talent. For , it is a useful way to release their pressure. And all these make it more and more popular with high school students.
many parents and teachers hold a different view. They think that managing one’s micro blog will take a lot of time and energy,
should be used to study.
In my view, I am greatly in favor this activity. Today the Internet is playing
important and essential role in our life.
I really want to see elephant close up. After that, we’ll be moving on to Tanzania,
we’re going to climb Mount Kilimanjaro. The African part of our trip will take about four weeks and we will surely have a happy time.
So, we’ll go white-water rafting, is quite dangerous, but very exciting! After white-water rafting, we’re going on a trip to see wild animals in Kenya.
we’ll be walking for almost two weeks, I’ll need to buy a large, strong, light backpack
advance to carry my supplies of food and water.
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