giai bat phuong trinh sau: (5x-2/3)-(2x2 - x)/2 >= [x(1-3x)] /3 - (5x)/4
Giup em voi a
Giai cac bat phuong trinh sau va bieu dien tap nghiem cua bat phuong trinh tren truc so:
a. 2(3x-1)-2x<2x-1
b. 4x-8≥3(3x-2)+4-2x
c. 3(x-2)(x+2)<3x²+x
d. (x+4)(5x-1)>5x²+16x+2
giai phuong trinh
1, -3x \(\ge\)\(\frac{1}{5}\)
giai bat phuong trinh
a,\(|2-x|+5=0\)
b, \(|3-2x|+x=0\)
c,\(2x-|x+4|=7\)
giai bat phuong trinh
c) \(\frac{(3x-2)^2}{3}-\frac{\left(2x+1\right)^2}{3}\le x\left(x+1\right)\)
d) \(\frac{2x-3}{4}-\frac{x+1}{3}\ge\frac{1}{2}-\frac{3-x}{5}\)
4+3x<5
Giai bat phuong trinh sau (x-1)(2x+3)<x(2x+1)-1
giai bat phuong trinh sau
/1+3x/ >= 2
x(2x - 1) - 8 < 5 - 2x(3 - x)
Hay giai bat phuong trinh sau:
giai phuong trinh
3|3x+1|+4=13
4(x+5)-3|2x-1|=10