Suppose that for events E and F, P(E) = m, P(F) = n, and the probability that both E and F occur is mn. Then events E and F must be

A) certain.
B) dependent.
C) disjoint.
D) independent.

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

Which number completes the inequality? 2/3 < _ < 7/9