Question

How do you convert this equation into vertex form?

Answer 1

Below

Explanation:

Filter out the - 2

y = -2 ( x^2 - 5/2 x) - 1 Now 'complete the square'

y = -2 ( x^2 - 5/2x + 25/16) + 50/16 -1 Now simplify:

= -2(x-5/4)^2 + 34/16 This will have vertex at 5/4, 34/16