Write each polynomial in descending order. Enter exponents using the caret (^). For
example, write 4x2+1 as 4x^2+1.
5x^3+2x+7x^5

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Which of the points a(6, 2), b(0, 0), c(3, 2), d(−12, 8), e(−12, −8) belong to the graph of direct variation y= 2/3 x?