One bag contains three white marbles and five black marbles, and a second bag contains four white marbles and six black marbles. a person draws one marble from each bag. find the probability that both marbles are of the same color? 21/40 1/2 3/14

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.