What is the domain and range of f(x)=1/6 x^2

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

How can you find the magnitude of a vector, v = < x, y > , where the horizontal change is x and the vertical change is y?

Write the point-slope form of an equation of the line through the points (-2, -3) and (-7, 4).