Graph the level curves for z = 2x - 3y for z = 0, 1,2 on the same ry plane, and label them.

Consider the curve defined by x = 2t – 1 and y = 2 – t, for -5

Sketch the level curves of the function f(x, y) = = -8 -7 -6 -5 -4 -3 9 y² for c = -4, -1, 0, 1, 4. 5 6

§B: Determine which of the following points are contained by the circle (x – 4)² + (y + 1)² = 16 10. (1, 4) 11. (4, 3) 12. (-2, 3) 13. (5, 3) 14. (0, -1)