This is a function?

O True
O False

What are the sotions to the quadratic equation 9x^2=4

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?

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b