Question

-x^2 + 3 = (2x - 1)^2

What is this quadratic equation written in standard form?

Answer 1

expand the binomial and cancel out like-terms and add

Answer 2

Using what @jdoe0001 said....

-x^2 + 3 = (2x - 1)^2
-x^2 + 3 = 4 x^2-4 x+1
-5 x^2+4 x+2 = 0