For the sets a = {1, 2}, b = {2,3} and c = {3,4}, determine the following. (a) bnc. (b) a ~ (bac). (c) a x b. (d) aⓡc. (e) (a x b) n (a x c).

Acompany is testing in comparing to lightbulb designs the box plot shows the number of hours that each lightbulb design last before burning out which statement is best supported by the information of the plot

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

What is always true when two whole numbers are subtracted?