Which is equivalent to 4 square root 9 1/2 x

This is so hard and it’s for a test

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract