化简丨3x+1丨+丨2x-1丨
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化简丨3x+1丨+丨2x-1丨化简丨3x+1丨+丨2x-1丨化简丨3x+1丨+丨2x-1丨x
化简丨3x+1丨+丨2x-1丨
化简丨3x+1丨+丨2x-1丨
化简丨3x+1丨+丨2x-1丨
x
化简丨3x+1丨+丨2x-1丨
化简丨2x-1丨+丨x-3丨 1
已知x满足不等式3(4x+2)+6<3x-7(x+1),化简丨1+x丨-丨1-4x丨.
化简丨3-x丨;丨x+1丨+丨x+2丨
若根号(x-3)=x-3,化简丨3-x丨-丨x-1丨
当1<x<3时,化简丨x-3丨+丨x-1丨/2
求 已知根号2X-6有意义,化简丨X-1丨+丨3-X丨
丨x^2-3x+2丨≤0丨x/x+1丨>x/x+1丨1/2-x丨≥2
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填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x
代数式丨x-1丨-丨x-2丨+丨x-3丨-丨x-4丨+...+丨x-99丨-丨x-100丨最大值是
七年级下册政治复习提纲(山东人民出版社)第五单元是 青春的脚步 青春的气息别弄错了啊!格式:X X X X X X X X X 1、X X X X X X X X X X.2、X X X X X X X X X.3、X X X X X X X X X X X.
丨(x-3)/(x-1)丨
已知6(x+1)-4x>3(5x+2)+5,化简丨3x+1丨-丨1-3x丨.
已知全集U={x丨x² - 3x + 2 ≥ 0},A={x丨(x-1)(3-x)<0},则CuA=A{x丨1<x<2} B {x丨1 ≤ x ≤ 2}C {x丨2 ≤ x ≤ 3} D {x丨2 ≤ x ≤ 3或x = 1}
已知3(5x+2)+5<4x-6(x+1) ,化简丨3x-3丨-丨3-3x丨
化简丨2x-1丨-丨x-2丨
化简丨x+1丨+丨x+3丨,