What is the range of the function f(x)=e^x / e^x+c ? Assume that c is a constant greater than zero. A. 0< f(x) <1 B. -1< f(x) <0 C. 1 < f(x) <2 D. -1< f(x) <1

How many days was the temperature above 90 degrees?

The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.

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)