On a certain workday, the rate, in tons per hour, at which unprocessed gravel arrives at a gravel processing plant is
modeled by G(t) = 90 + 45 cos (t), where t is
measured in hours and 0 the workday (t=0), the plant has 500 tons of unprocessed
gravel. During the hours of operations, 0 plant processes gravel at a constant rate of 100 tons per
hour.
d.) what is the maximum amount of unprocessed gravel
at the plant during the hours of operation on this
workday. Justify your answer.

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

A50% increase followed by 33 1/2% decrease

Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true