13. last year, stacy purchased 81 shares of stock a at $55 per share, 64 shares of stock b at $57 per share, and a ten-year $3500 bond with a 6.16% coupon for $3100. stacy sold both stocks today. stock a is worth $61 per share and stock b has a value of $63 per share. assuming neither stock paid a dividend, which investment has the highest rate of return?

a.) stock a
b.) stock b
c.) bond
d.) stock a and stock b

Given f(x) = 10x + 4 and g(x) = 3x - 8, what is f(x) + g(x) ? - 7x - 4 - 13x + 4 - 7x + 4 - 13x - 4

Find the value of the variable and the length of each secant segment.

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)