Question

write the quadratic equation x^2-8x-5 in completed-square form

Answer 1

\[(x^2 - 8x + 16) -5 - 16\] = \[(x - 4)^2 -21\]

Answer 2

U always do same way

Take the x coefficient, halve it aand write (x- thehalf)^2 and then take back the half squared u added.