What are 4 consecutive odd integers where the product of the two smaller integers is 64 less than the product of the two larger integers?

Which expression gives the area of the triangle shown below

Which of the following parabolas opens down?

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?