Answer :
f(60) = 210 means that the flower is 210 cm long when it is 60 years old. The correct answer is (B). If we express (A) into a function, it would be f(210) = 60, and this is wrong. Doing the same for (C) and (D) will show that both do not match the given function.
Answer: B
The height of the sunflower plant is 210 cm when it is 60 days old.
Step-by-step explanation:
If f(x) is the height, in cm, of a sunflower plant that is x days old, then x would be 60days old when the plant is 210cm