please show work on how answers have been computed.

SHORT ANSWER, with work required to be shown, as indicated. 22.Letf(x)=x3 and g(x)=Jx+s. (a) Find [i](l). Show work. 8 (b) Find the domain of the quotient function i. Explain. 8 23. Points (5, 2) and (3, 6) are endpoints of the diameter of a circle. (a) What is the length of the diameter? Give the exact answer, simplied as much as possible. Show work. (b) What is the center point C of the circle? (6) Given the point C you found in part (13), state the point symmetric to C about the xaxis. 24. Find the equation for a line which passes through the points (1, 5) and (3, 9). Write the equation in slope-intercept form. Show work. 25. A salesperson earns a base salary of $1,700 per month and a commission of 8% on the amount of sales made. If the salesperson has a paycheck of $4,388 for one month, what was the amount of sales for the month? Show work. 1. The Travel Time bus company has determined that when x tourist are given a particular bus tour, the prot P , in dollars, is given by P(x) = 0.25 x2 + 21.50:: 120 (a) What is the company's prot if 24 tourists are given the tour? (b) How many tourists should be given the tour in order to maximize the company's prot? Show work. 2. Solve: + 24 x+3 x2 9 = 0 . Show work