Answer:
Option B is correct. The required composite function where f(g(x)) is x is f (x) = StartFraction 2 Over x EndFraction and g (x) = StartFraction 2 Over x EndFraction
Explanation:
In the photoelectric effect a photon with an energy of 5.3
Answer B
Only a=1, b=2, c=4 is satisfied
to get the correct answer on finding the values of a and b is of using Pythagoras theorem