Question

a by 2 + b by 3 the whole square

Answer 1

Please refer to the attached document

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Answer 2

Answer:

Step-by-step explanation:

[a/2 + b/ 3]^2 = [a/2]^2+[ b/ 3]^2+ 2[a/2] [b/ 3]

                      =[a^2]/4+[ b]^2/9+ [ab/ 3]