Explanation:
Step by Step Solution

STEP1:Equation at the end of step 1
STEP2:
22b5 Simplify ———— 9b
Dividing exponential expressions :
2.1 b5 divided by b1 = b(5 - 1) = b4
Final result :
4b4 ——— 9
1.6m questions
2.0m answers