Suppose that 9% of the general population has a disease and that the test for the disease is accurate 70% of the time. What is the probability of testing positive for the disease? A. 33.6% B. 33.2% C. 32.4% D. 32.8%

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

What are “like terms”? why can we only add like terms?