A website requires users to set up an account that is password protected. If the password format is four letters followed by a single digit number, how many different passwords are
possible?

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Select a graph that have an equation with a < 0

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?