Geometric Interpretations of Equations

In Exercise, give a geometric description of the set of points in space whose coordinates satisfy the given pairs of equations.

x 2 + y2 + z2 = 4, y = x

Linear Equations, Inequalities, Word Problems Concept: Profit Profit = revenue- cost EX. Let R(x) = 250x be a revenue function Let C(x) = 100x +3000 be a cost function a. What is the profit function, P(x), for this situation a. Answer: P(x) = R(x) – C(x) = 250x – (100x + 3000) = 150x –...