Gn=(-5)(-2)n-1 find the 17th term of the sequence

In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

Factor the following expression completely 6x^11-24x^7