Describe the effect that "k" has on the graph of g(x)

What is the value of the expression below? (81^2)^1/8

Fabian harvests 10 pounds of tomatoes from his garden. he needs 225 pounds to make a batch of soup. if he sets aside 2.8 pounds of tomatoes to make spaghetti sauce, how many batches of soup can fabian make?

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation