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 7: $\sqrt{( – 7 ) ²}$ `+` $\sqrt{\dfrac{25}{16} }$ `-` $\dfrac{3}{2}$

Toán Lớp 7: $\sqrt{( – 7 ) ²}$ + $\sqrt{\dfrac{25}{16} }$ – $\dfrac{3}{2}$

Comments ( 2 )

  1. Giải đáp + Lời giải và giải thích chi tiết:
     sqrt((-7))^2 + sqrt(25/16) – 3/2
    = sqrt(49) + sqrt(25/16) – 3/2
    = 7 + 5/4 – 3/2
    = 33/4 – 3/2
    = 27/4

  2. $\sqrt{( -7 )^2}$ + $\sqrt{\frac{25}{16}}$ – $\frac{3}{2}$ 
    = 7 + $\frac{5}{4}$ – $\frac{3}{2}$ 
    = $\frac{28}{4}$ + $\frac{5}{4}$ – $\frac{6}{4}$ 
    = $\frac{28 + 5 – 6}{4}$ 
    = $\frac{27}{4}$ 

Leave a reply

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

About Phi Nhung