Answer:
49
Step-by-step explanation:
53 - 2^2 = 53 - 4 = 49
2 + 5 = 7
49/7 = 7
7^2 = 49
AAAA
BBAB
ABAB
ABBB
BABA
(I can choose multiple)
Answer:
BBAB, ABAB, and BABA
Step-by-step explanation:
Use the probability/combination theorem.