Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. Find the solution set.

The solution set for 7q^2 - 28 = 0 is {__,__}
(Separate the solutions with a comma)

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

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?