Question:উৎপাদকে বিশ্লেষণ কর: `4a^2 - 12ab + 9b^2 - 4c^2`
Answer `4a^2 - 12ab + 9b^2 -4c^2` `= (2a)^2 - 2.2a.3b + (3b)^2 - 4c^2` `= (2a - 3b)^2 - (2c)^2` `= (2a - 3b + 2c) (2a - 3b - 2c)` (Ans)
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utpadoke bisholeshn karo: `4a^2 - 12ab + 9b^2 - 4c^2`