3. In the xy-plane, the point (3,6) lies on the graph of the function f(x) = 3x2 – bx + 12. What is the value of b?

Suppose there is a simple index of three stocks, stock abc, stock xyz, and stock qrs. stock abc opens on day 1 with 4000 shares at $3.15 per share. stock xyz opens on day 1 with 5000 shares at $4.30 per share. stock qrs opens on day 1 with 6000 shares at $4.60 per share. the price of stock abc on day 8 begins at $3.50. the price of stock xyz on day 8 begins at $3.90. stock qrs opens on day 8 with a price of $4.50 per share. assume that each stock has the same number of shares that it opened with on day 1. what is the rate of change of this simple index over 1 week?

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Solve for x where 0 equation: cot^2x+2cotx+1=0