Given the two sets: a = {1, 2, 3} b = {3, 2, 1} which of the following is a true statement? 4 ∈ b a b a is an infinite set none of the above

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal,mutualistic,or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?