Find (f+g)(x) for f(x)=4x+1 and g(x)=x^2-5 a. x^2+4x-4 b. 4x^2-19 c. x^2+4x+6 d. 4x^3-4

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?

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

What is the distance between the points (2, 5) and (5,9)?