Toán Lớp 8: Thực hiện phép chia: (2x ³ – x ² – x + 1) : (x ² – 2x)
gấp nha
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: Thực hiện phép chia: (2x ³ – x ² – x + 1) : (x ² – 2x)
gấp nha
Comments ( 1 )
$\begin{array}{c|c}\qquad2x^3-x^2-x+1&x^2-2x\\\hline2x^3-4x^2&2x+3\\\text{______________________}\\3x^2-x+1\\3x^2-6x\\\text{_____________________}\\5x+1\end{array}$
Vậy (2x^3-x^2-x+1):(x^2-2x)=2x+3 dư 5x+1