If A and B are non-empty sets such that B is a subset of A, then (a) B-A' = A - B (b) B'-A' =B-A
(c) A'- B = A - B (d) An B' = B-A
(e) A'B'=A-B
(Kerala PET

Solve |x| > -9 a) {x|x< -9 or x> 9} b) all reals c) no solution

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

The equation shown below represents function f. f(x)= -2x+5 the graph shown below represents function g. which of the following statements is true? a. over the interval [2, 4], the average rate of change of f is the same as the average rate of change of g. the y-intercept of function f is less than the y-intercept of function g. b. over the interval [2, 4], the average rate of change of f is greater than the average rate of change of g. the y-intercept of function f is greater than the y-intercept of function g. c. over the interval [2, 4], the average rate of change of f is the same as the average rate of change of g. the y-intercept of function f is greater than the y-intercept of function g. d. over the interval [2, 4], the average rate of change of f is less than the average rate of change of g. the y-intercept of function f is the same as the y-intercept of function g.