Question

( b raise 2 - 9 raise 2 )​

Answer 1

Answer:

In 82 the "2" says to use 8 twice in a multiplication, ... In words: 82 could be called " 8 to the power 2" or "8 to the second power", ... 0, If the exponent is 0, then you get 1 (example 90 = 1).