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

1 . y=5x2-2x

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Answer: Option C

Explanation:

{দেওয়া আছে, y=5x}^{2} -2x এবং x=3 {অতএব, y=5×3}^{2} -2×3 (মান বসিয়ে) = 45 - 6 = 39