Question

How do I turn this vertex form -2(x-0)^2 + 18 in to a standard form

Answer 1

Answer:
-2x^2+18
Explanation:
Since (x-0)^2 is the same thing as (x-0)(x-0), you should multiply out (x-0)^2, you’ll get this
-2(x^2-0x-0x+0)+18
Then simplify
-2(x^2)+18
-2x^2+18