Need help with this word problem

A. plot the data for the functions f(x) and g(x) on a grid and connect the points. x -2 -1 0 1 2 f(x) 1/9 1/3 1 3 9 x -2 -1 0 1 2 g(x) -4 -2 0 2 4 b. which function could be described as exponential and which as linear? explain. c. if the functions continue with the same pattern, will the function values ever be equal? if so, give estimates for the value of x that will make the function values equals. if not, explain why the function values will never be equal.

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?