An electronics store is selling car chargers for cell phones. The expense function is E = - 300p + 13, 000 and the revenue function is R = - 32p ^ 2 + 1, 200p. What would that maximum revenue be?

For what values of b will f(x)= logbx be a decreasing function? (16 )

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as

Find the least common factor denominator for these two rational 7/x^2 and 7/5x