Find the Eigen values and the corresponding Eigen vectors
of the matorx A= 1 4
2 3
​

A50% increase followed by 33 1/2% decrease

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?

Sum of the interior angles of a pentagon