Question

verify a + b whole cube by cutting and pasting method​

Answer 1

This is answer for your question

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Answer 2

a+b whole cube =(a+b)whole square (a+b)

=(a square + b square +2ab)(a+b)

=a square(a+b) +b square (a+b)+2ab (a+b)

=a cube +a square b +a b square + b cube +2a square b +2a b square

=a cube + b cube +3a square b +3a b square

= a cube + b cube +3ab (a+b)