Find all maxima and minima of the function given below. use a horizontal span of -6 to 6. (round your answers to two decimal places.)
f(x) =
4x
4 + x2

What is the difference between the points (4, 7) and (4, -5)? a. 0 units b. 2 units c. 4 units d. 12 units

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?