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: `B =` $\dfrac{4^{2} . 25 ^{2} + 32 . 125}{2^{3} . 5^{2}}$

Toán Lớp 7: B = $\dfrac{4^{2} . 25 ^{2} + 32 . 125}{2^{3} . 5^{2}}$

Comments ( 2 )

  1. Giải đáp+Lời giải và giải thích chi tiết:
     B=(4^2 .25^2 +32.125)/(2^3 .5^2)
    =((2^2)^2 .(5^2)^2 + 32.125)/(2^3 . 5^2)
    =(2^4 . 5^4 +4000)/(8.25)
    =(10^4 +4000)/200
    =(10000+4000)/200
    =14000/200=70

Leave a reply

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