How can i find the radious of convergence and the interval of convergence for this series

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Find the area between y=e^x and y=e^2x over [0,1]

Larger pets need to be transported in larger portable kennels. using a graphing calculator and the relationship between the width, length, and height, find the dimensions of a portable kennel whose volume is 7.4 ft3. the dimensions of a portable kennel can be expressed as width x, length x + 0.4, and height x − 0.2? what are the dimensions of a portable kennel with a volume of 7.4 ft3? use a graphing calculator to solve. round the dimensions to the nearest tenth.