Which one of these statements in relation to the function f(x)=x+ \frac{3}{x} is false? Select one:

a.
f is decreasing on the interval (- \infty , 0)

b.
f is decreasing on the interval (3, - \infty )

c.
The graph of f has a vertical asymptote at x=0

d.
The graph of f is concave down on (- \infty , 0)

e.
The graph of f is concave up on (0, (- \infty )

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00

You are a male who just graduated from college with a bachelor's degree. you have a job paying $50,780.00/yr. a. how does your salary compare to the yearly median earnings for a male with a bachelor's degree? b. what is the difference between the yearly median earnings for a male with a bachelor's degree compared to a male who does not attend college after earning a high school diploma?

Def rotates 90 clockwise about point a to create d’ e’ f’. therefore, which equation must be true ?