Question

please answer this ASAP​

Answer 1

Answer:

b^4× b^-2÷b^1

b^4×b^-2-1

b^4×b^-3

b^4+(-3)

b^4-3

b^1

Answer 2

Answer:

your answer will be => b¹

Step-by-step explanation:

explanation has been given on the top