Find the derivitive of f(x)=(x+9)/(x+1)

What is 32+4 x (16 x 1/2) -2 show your work}

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3