13. A house-painting company charges $376 plus $12 per hour. Another painting
company charges $280 plus $15 per hour.
How long is the job if the two costs are
the same? What is that cost?

Can (3,5 and square root 34) be sides on a right triangle?

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17