A jogger runs around a circular track of radius 65 ft. Let (x, y) be her coordinates, where the origin is the center of the track. When the jogger's coordinates are (39, 52), her x-coordinate is changing at a rate of 12 ft/x. Find dy/dt.

Let r = 3. what is the value of r + 58?

Abari owns 100 shares of stock a and 45 shares of stock b. for the past month, his stocks have been fluctuating inversely. stock a decreased by m cents per share and stock b increased by n cents per share. which equation can be used to find the total change in value of jabari's shares per month?

What is a health benefit of eating protein? a. builds muscles b. provents infections c. increases immunity d. decreases red blood cells