BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . fx=x2-5x+6

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Answer: Option A

Explanation:

f(x) = x² - 5x + 6 এখন, f(x) = 0 ∴ x² - 5x + 6 = 0 = > x² - 3x - 2x + 6 = 0 = > x(x - 3) - 2 (x - 3) = 0 = > (x - 3) (x - 2) = 0 ∴ x = 2, 3