Question

Write the quadratic function in vertex form.

y = x^2 - 14x + 53

Answer 1

complete the square

y=(x^2-14x)+53
take 1/2 of -14 and square it and add negtive and postive inside arenthasees
y=(x^2-14x+49-49)+53
complete the square
y=(x-7)^2-49+53
y=(x-7)^2+4