The graph of a line goes down and to the right when:
o
a. the coefficient of x is 0.
o
b. there is no coefficient of x.
c. the coefficient of x is negative.
o
o
d. the coefficient of x is positive.

The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.

How is the interquartile range calculated?

Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.