Answer:
24p^2q^2?
Step-by-step explanation:
Not enough info, so this is what I could get...

No real solutions, because for all real numbers the square of number is greater or equal 0.
Answer:
25.04
Step-by-step explanation:
26.12-1.08
=25.04
None of these because they all are 0
Answer:
Step-by-step explanation:
Given
Garden: 
One Bag: 
Requires
Determine the number of bags to cover the whole garden
This is calculated as thus;

Expand the numerator



Express 81 as 9²

Evaluate as difference of two squares


Hence, the number of bags is 