Teri is rewriting 7^13 in expanded form. How many factors should she use in the expression

Which of the following three dimensional figures has a circle as it’s base

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?