HELP
Enter an expression equivalent to (a?b3b)* in the form, amb?.

Jessica wants to get a credit card, but the bank is refusing to give her one. what could be the possible reason behind the bank's refusal to comply with jessica's request? a. she does not have an account with the bank b. she has a bad credit history c. she has a good credit history d. she is 18 years old e. she doesn't have a job

These three organisms are interdependent on each other for their survival. what will happen if foxes are eliminated from the region? a. there will be more rabbits and less grass in the region. b. there will be more grass and fewer rabbits in the region. c. there will be fewer rabbits and less grass in the region. d. there will be more rabbits and more grass in the region.

Jerrold has to buy 12 copies of a textbook which costs $36.25 per copy. how much must he spend for them?