Question 1001497
Hello;

Lets factor this and Proceed

  *[illustration Factor1].

Now the roots

4x -1 = 0 

x = 1/4

x+ 2 = x = -2

Now lets Find the roots of the quadratic
Lets complete the square;

*[invoke quadratic "x", 1, -2, 2 ]

x = -2,1/4
( the real roots are)