If r(x)=2-x2 amd w(x)=x-2, what is the range of (w•r)(x)

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

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?