Adiver begins at sea level and decends vertically at a rate of 2.5 feet per second. how long did the diver take to reach -15.6 feet?

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2