The cost of renting a car for a day is given by the linear function C(x) = 0.3x + 21, where C(x) is in dollars and x is the number of miles driven. Use this information to answer the questions below.
a. Find the cost of driving the car 100 miles.
The cost is $

The number of members f(x) in a local swimming club increased by 30% every year over a period of x years. the function below shows the relationship between f(x) and x: f(x) = 10(1.3)xwhich of the following graphs best represents the function? graph of f of x equals 1.3 multiplied by 10 to the power of x graph of exponential function going up from left to right in quadrant 1 through the point 0, 0 and continuing towards infinity graph of f of x equals 10 multiplied by 1.3 to the power of x graph of f of x equals 1.3 to the power of x