(1)(X一3)(X一2)十18=(X十9)(X十1) (2)(3X十4)(3X一4)<9(X一2(1)(X一3)(X一2)十18=(X十9)(X十1)(2)(3X十4)(3X一4)<9(X一2)(X十3)

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/04 14:12:13
(1)(X一3)(X一2)十18=(X十9)(X十1) (2)(3X十4)(3X一4)<9(X一2(1)(X一3)(X一2)十18=(X十9)(X十1)(2)(3X十4)(3X一4)<9(X一2)(X十3)

(1)(X一3)(X一2)十18=(X十9)(X十1) (2)(3X十4)(3X一4)<9(X一2(1)(X一3)(X一2)十18=(X十9)(X十1)(2)(3X十4)(3X一4)<9(X一2)(X十3)
(1)(X一3)(X一2)十18=(X十9)(X十1) (2)(3X十4)(3X一4)<9(X一2
(1)(X一3)(X一2)十18=(X十9)(X十1)
(2)(3X十4)(3X一4)<9(X一2)(X十3)

(1)(X一3)(X一2)十18=(X十9)(X十1) (2)(3X十4)(3X一4)<9(X一2(1)(X一3)(X一2)十18=(X十9)(X十1)(2)(3X十4)(3X一4)<9(X一2)(X十3)
第一题,x是1,第二题,x小于正负三分之五