F(n) = 75*1/5n
This is because the base value would be 75 and it is divided by 5 each part of the sequence.
10/4 is not the simplified version that it can be. So 5/2 would be the same expression.
-2 should be correct. It is an input for that given graph.
Direct variation is when one variable changes the other changes in proportion of the first, therefore all the above
Answer:
11.108
Step-by-step explanation: