Simplify the expression.
5.15/5

Can someone answer this question for me

Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 − 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 − 6

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the