A sign in the elevator says the elevator can lift up to 450

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

The acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis. y = 7ex, y = 7e^-x, x = 1; about the y-axis