Please help me.

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

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

Find the missing factor. write your answer inexponential form.9^2=9^4×