Question:উৎপাদকে বিশ্লেষণ কর: `4x^4 - 27x^2 - 81`
Answer
`4x^4 - 27x^2 - 81` `= 4x^4 - 36x^2 + 9x^2 - 81` `= 4x^2(x^2 - 9) + 9(x^2 - 9)` `= (x^2 - 9) (4x^2 + 9)` `= (x^2 - 3^2) (4x^2 + 9)` `= (x + 3) (x - 3) (4x^2 + 9)` (Ans)