bài 2:tìm x giá trị biểu thức
a)2-|^{ }_{ }3x-frac{1}{4}|left|-frac{5}{4}right| f)-2,5:left|frac{3}{4}x+frac{1}{2}right|3
b)5-3.left|5-2xright|-4,5 g)left|2x-5right|left|x1right|
c)frac{3}{2}+frac{3}{4}.left|x-frac{3}{4}right|frac{7}{4}
d)frac{11}{4}+frac{3}{2}left|4x-frac{1}{5}right|frac{7}{2}
e)frac{21}{5}+3:left|frac{x}{4}-frac{2}{3}right|6 h)left|right|2x+1|-3|left|-5right|
Đọc tiếp
bài 2:tìm x giá trị biểu thức
a)2-\(|^{ }_{ }\)3x-\(\frac{1}{4}|\)=\(\left|-\frac{5}{4}\right|\) f)-2,5:\(\left|\frac{3}{4}x+\frac{1}{2}\right|=3\)
b)5-3.\(\left|5-2x\right|\)=-4,5 g)\(\left|2x-5\right|=\left|x=1\right|\)
c)\(\frac{3}{2}+\frac{3}{4}.\left|x-\frac{3}{4}\right|=\frac{7}{4}\)
d)\(\frac{11}{4}+\frac{3}{2}\left|4x-\frac{1}{5}\right|=\frac{7}{2}\)
e)\(\frac{21}{5}+3:\left|\frac{x}{4}-\frac{2}{3}\right|=6\) h)\(\left|\right|2x+1|-3|=\left|-5\right|\)
