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 8: Rút gọn biểu thức 3x(x+1) – 3(x+2^2)

Toán Lớp 8: Rút gọn biểu thức 3x(x+1) – 3(x+2^2)

Comments ( 2 )

  1. ~~ Bạn tham khảo nhé ~~
    3x(x+1) – 3(x + 2^2 )
    = 3x^2 + 3x – 3x – 3 . 2^2
    = 3x^2 – 12
    #OHKA
    Xin hay nhất

  2. 3x ( x + 1 ) – 3 ( x + 2^2 )
    = 3x ( x + 1 ) – 3 ( x + 4 )
    = 3x^2 + 3x – 3x – 12
    = 3x^2 – 12  
     

Leave a reply

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