What is the simplified value of the exponential expression 27 1/3

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Which term best describes the association between variables a and b

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?