What is the domain and range of y= square root of x-7 +1

Which is the correct first step in finding the area of the base of a cylinder with a volume of 26x cubic meters and a height of 6.5 meters? v=bh 6.5=b(26x) v=bh v=26pi+(6.5) v=bh v=26pi(6.5) v=bh 26pi=b(6.5)

Which of the functions below could have created this graph?

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