Question

MEDAL & FAN ANYBODY?
Which of the following examples of composite functions is false?
a. An airplane’s elevation at time t is given by h(t), and the oxygen concentration at elevation x is given by c(x), then (c º h)(t) describes the oxygen concentration around the plane at time t.
b. An airplane’s elevation at time t is given by h(t), and the oxygen concentration at elevation x is given by c(x), then (c º t)(h) describes the oxygen concentration around the plane at time t.

Answer 1

c. The number of white sharks living off the coast affects the seal population. Since seals eat plankton, the number of seals will affect the number of plankton in the water.
d. Not enough information given.

Answer 2

D