( x - 2/3 )(x+1/4) = 0
=> x- 2 / 3 = 0 hoặc x + 1/4 = 0
=> x = 2/3 hoặc x = -1/4
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( x - 2/3 )(x+1/4) = 0
=> x- 2 / 3 = 0 hoặc x + 1/4 = 0
=> x = 2/3 hoặc x = -1/4
tim x
(x+1)^2=(x+1)^0
(3^x-4).(x-3)^3=0
Tim x biet
(X+1)×(x+2)<0 x-2/3x+2 <0
(-3+3/x -1/3) ÷ (1+2/3+2/5)=-5/4
tim x biet :
( 2-x ) x (4/5-x ) < 0
(x - 3/2) x ( 2x + 1 ) > 0
Tim x biet
a) 3x+5-2(x+4)=4x+1/2b)(x+1)(x-1) <0c)(x-2)(x+2/3) >0Tim xthuoc Z biet:
1,|2x-5|-|2x+9|=0
2,|x+1|-|x+2|-|3-x|=7
3,|2x+3|+|3x+2|-|4-x|=10
Tim x biet:
a.72-x/3=x-18/5
b.4/3:4/5=2/3:1/10x
C.(x-1/4)°2=4x°2
d.x°2+x=0
e.3(x-1/2)-5(x+3/5)=-x+1/5
tim x biet : 1-(3/4+x-2/3):4/5=0
giai nhanh len nhe
tinh so huu ti x
2/3x-3/12=4/5-(7/x-2)
2x-3/3+-3/2=5-3x/6-1/3
tim x
(x-1).(x-2)>0
2x-3<0
(2x-4).(9-3x)<0
moi nguoi giup minh nhe cam on nhieu
Tim x biet
(x+1/5)-4=-2
(2x+3)*(x-7)=0
31/9(x)-5/2=8/3