Question

Solve. 2x2 - 8x - 12 = 0

Answer 1

start with
\[x^2-4x+6=0\] i.e. divide by 2 to make life easier

Answer 2

oops i mean
\[x^2-4x-6=0\] sorry

Answer 3

this one is not going to factor over the integers, so either use the quadratic formula to solve of complete the square
completing the square will be easier in this case because the middle term \(-4x\) had an even coefficient

Answer 4

Use quadratic formula