উৎপাদকে বিশ্লেষণ কর 8a3 b3 27, বীজগণিতিক রাশি, গণিত

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Question:উৎপাদকে বিশ্লেষণ কর:

  `8a^3 + b^3/(27)`

Answer `8a^3 + b^3/(27) = (2a)^3 + (b/3)^3`

  `= (2a + b/3) {(2a)^2 - 2a.b/3 + (b/3)^2}`

  `= (2a + b/3) (4a^2 - (2ab)/3 + b^2/9)`

  `= ((6a + b)/3) ((36a^2 - 6ab + b^2)/9)`

  `= 1/(27) (6a + b) (36a^2 - 6ab + b^2)`  (Ans)

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utpadoke bisholeshn karo: `8a^3 + b^3/(27)`

Question:উৎপাদকে বিশ্লেষণ কর: `8a^3 + b^3/(27)`

Answer `8a^3 + b^3/(27) = (2a)^3 + (b/3)^3` `= (2a + b/3) {(2a)^2 - 2a.b/3 + (b/3)^2}` `= (2a + b/3) (4a^2 - (2ab)/3 + b^2/9)` `= ((6a + b)/3) ((36a^2 - 6ab + b^2)/9)` `= 1/(27) (6a + b) (36a^2 - 6ab + b^2)` (Ans)