The expression
*3 + 2x2 + x + 6
is equivalent to
x + 2
(3) 2x2 + x + 6
(1) x2 + 3
4
4
(2) x2 +1 +
x + 2
(4) 2x2 + 1 +
+ 2
![The expression 3 2x2 x 6 is equivalent to x 2 3 2x2 x 6 1 x2 3 4 4 2 x2 1 x 2 4 2x2 1 2 class=](https://us-static.z-dn.net/files/d1a/cf11748d083eeacc9a0c5251ebcdf249.png)