Find the quotient of `((5+2i)(6-4i))/((2+i))`, and express it in the simplest form.
a. `36/5-38/5i`
b. `36/5+38/5i`
c. `68/5-54/5i`
d. `68/5+54/5i`

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21