Which algebraic expression is a polynomial? a) 4x^2 – 3x + 2/x b) –6x^3 + x2 – sqrt 5 c) 8x^2 + sqrtx

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?