You are standing above the point (5,4)(5,4) on the surface z=15−(x2+2y2)z=15−(x2+2y2). (a) In which direction should you walk to descend fastest? (Give your answer as a unit 2-vector.)

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

Write as a product: ac^2–ad+c^3–cd–bc^2+bd