Answer:
Irrational because it is a decimal that doesn´t repeat or terminate
Step-by-step explanation:
Given expression 3² × 3⁻⁵
We will apply the power rule

3² × 3⁻⁵ = 3²⁺⁽⁻⁵⁾ = 3²⁻⁵ = 3⁻³
We will then apply the power rule

3⁻³ =

Final answer:
31+36+14=81 boxes
87-81=6 boxes left to put in the truck
Answer:

Step-by-step explanation:
Substitute a = 3 and b = 5 into the expression
= 