Homework Statement
Given that for all values of x:
3x^2 + 12x + 5 = p(x +q)^2 + r
a) find the values of p, q and r
b) solve the equation 3x^2 + 12x + 5 = 0
The Attempt at a Solution
I'm completely lost here but here's my attempt at a solution - I'm pretty sure that I did it...