Rewrite the function f(x)=7 (1/2)3x using the properties of exponents

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

15/16 as a decimal rounded to the nearest hundredth

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?