If a and b are 6x5 matrices, and c is a 8 x 6 matrix, which of the following are defined? a. ct b. ac c. b+c d. a+b e. abt f. ca

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

One of the problems with our current election system is? ?

Q= {1.7, 1.1, 1.4, 2.1, 2.3, s}. what is the absolute difference between the greatest and least possible values of the median of set q? express your answer as a decimal to the nearest hundredth.