(3a+2b)hole square
Answers
Answered by
1
Answer:
9a² + 12ab + 4b²
a² + 2ab + b²
Answered by
1
Answer:
(3a+2b)^2
(3a)^2+2×3a×2b+(2b)^2
9a^2+12ab+4b^2
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