Question

Factorise
3n^2-11n-4=0​

Answer 1

Step-by-step explanation:

3n^2 -12n+n -4

3n(n-4)+1 (n-4)

(3n+1)(n-4)

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Answer 2

Answer:

(3n + 1)(n - 4)

Step-by-step explanation:

3n² - 11n - 4 = 0

3n² - 12n + n - 4 = 0 [splitting middle]

3n(n - 4) + (n - 4) = 0

(3n + 1)(n - 4) = 0