The length of the base of an isosceles triangle is x. The length of a leg is 4x -2. The perimeter of the triangle is 41. Find x

One positive number is 9 more than twice another. if their product is 95, find the numbers

Find the missing dimension extra points

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =