Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: A) tìm x€z, biet: a) -5

Toán Lớp 6: A) tìm x€z, biet:
a) -5

Comments ( 2 )

  1. A) Tìm  x  $\in$ Z,  biết:
    a) -5<x<0
    x $\in$ { x $\in$ Z | -5<x<0}
    x = -4; -3; -2; -1
    b) -3 $\ge$ x $\le$ -1
    x $\in$ { x $\in$ Z | -3 $\ge$ x $\le$ -1}
    x = -3; -2; -1
    #Karis257

  2. A) tìm x€z, biet:
    a) -5<x<0
    ⇒x∈{-4;-3;-2;-1}
    b,-3< x < -1
    ⇒x∈{-3;-2;-1;0;-1}

Leave a reply

222-9+11+12:2*14+14 = ? ( )