Let f(x)=square root of x-5. find f^-1

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1