Mult
7. (–2x3 + 4x – 1)(5x2 – x+5)

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

What is the inverse of the function f(x) = 2x + 1?

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done