Math, asked by queencobra001, 6 months ago

Express 9a2 - 12ab + 4b2 as perfect square.

Answers

Answered by pydivyomini15

0

Answer:

(3a−2b)

2

Step-by-step explanation:

Answered by Anonymous

7

9a²-12ab+4b²

= (3a)²-2×3a×4b+(2b)²

= (3a-2b)²

Hope it helps.....

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