I’ll mark brainliest i guess

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?

Sioux co. replaced the roof on its existing building, therefore increasing the building's life by 10 years. the cost of the roof is considered a(n):