A swimmer is 200 meters from the closest point on a straight shoreline. She needs to reach a cottage located 1500 meters down shore from the closest point. If she swims at m/s and she walks at 2 m/s, how far from 3 the cottage should she come ashore so as to arrive at the cottage in the shortest time? time = distance rate 2. An open box is to be made from a square piece of material, 24 inches on a side, by cutting equal squares from the corners and turning up the sides. What is the maximum volume that can be created?

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.