The graph below shows a proportional relationship between xxx and yyy. What is the constant of proportionality, \dfrac{y}{x} x y start fraction, y, divided by, x, end fraction?

Fill in the missing exponents in each box and show how you found the answer. (4 points: 2 points for each correct answer with work shown) c. (9^4)^? =9^1 d.(5^? )^3=5^1 *question marks represent the boxes