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一次不等式(组)应用广泛.下面仅以2001年全国各地中考题为例说明.一,用于比较大小例1 若x<1.则-2x+2 0.(用“>”、“=”或“<”号填空)解故填“>”号
The inequalities (groups) are widely used. The following is only used as an example in the examination questions in various parts of the country in 2001. 1. For comparison of size 1 If x<1. Then -2x+2 0. (Use “>”, “=” Or “<” fill in the blank) Solution Fill in “>”