Let f be the function given by f(x)= -32/x + x^3 on the closed interval [1,4]. What is the instantaneous rate of change of f'at x=2?

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?

The tile along the edge of a triangular community pool needs to be replaced? ?

How many 2/5s are in 1 and 1/2 plz someone me right now