answer: i think it is (1,-2)
.24
step-by-step explanation:
the probability is .24
the first player had the highest probability of getting a silver marble
the game could be made fair by adding back the marble that was drawn after each draw
51
73-22=51 the mass number minus the amount of protons gives you the amount of neutrons
descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.
therefore, the correct answer is d.