1,tim cac so nguyen x,y biet: -2/x=y/3 va x<0<y
2, Tim cac so nguyen x,y biet:x-3/y-2=3/2 va x-y=4
tim so nguyen x biet
(x + 3)(x - 1)<0
(x - 4)(x + 3)>0
Tim so nguyen x biet : x+(x+1)+(x+2)+(x+3)+........+23+24=0
tim so nguyen x biet
c)(x - 2)(x + 1)<0
d)(x - 1)((x2 + 4) < 0
Tim so nguyen x biet
e) (2x + 4)(x - 3) = 0
f) x + {(x + 3)- [(x + 3) - (-x - 2)]} = x
tim so nguyen x biet
a) (x + 3)(x - 1)<0
b) (x - 4)(x + 3)>0
GIUP MINH VOI
bai 1 tim so nguyen duong nho nhat co 3 chu so , so nguyen a lon nhat co 2 chu so
bai 2: tim x thuoc Z biet
a, / x/ = -5
b, /x/= <7
c, /x/ = 4
d, /x/=0
Tim so nguyen x biet
5x + 2 - 5x - 1 = 3100
(x - 4)(2x + 3) < 0
tim so nguyen x biet
5x + 2 - 5 x -1 = 3100
(x - 4)(2x + 3) < 0