Answer:
See Explanation
Step-by-step explanation:
Given
See attachment 1 for complete question
Solving (a): The completed square
To complete the square, we simply write out the column header and the row header in to the cell.
For instance:
Column header Be and Row header be will form cell Bbee
See attachment 2 for complete squares
Solving (b):

This is represented as: BBEE, BBEe, BbEE and BbEe
From the complete cells,




So:



This is represented as: BBee and Bbee
From the complete cells,





This is represented as: bbEe and bbEE
From the complete cells,





This is represented as: bbee
From the complete cells,

