Toán Lớp 8: 8x^2 (x – 4) – x(8x^2 + 5) = 0
Leave a reply
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.
Toán Lớp 8: 8x^2 (x – 4) – x(8x^2 + 5) = 0
Comments ( 2 )
⇔8x³-32x²-8x³-5x=0
⇔-32x²-5x=0
⇔x(-32x-5)=0
⇔x=0 ⇔x=0 ⇔x=0
-32x-5=0 -32x=5 x={-5}/32
Vây x có giá trị là :{0;{-5}/32}
#GBình2k7
#Muoi