Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = 4 + sec(x),
−
3
≤ x ≤

3
, y = 6;
about y = 4

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.