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The coefficient of x in the expression of `(x+3)^3` isA. 1B. 9C. 18D. 27 |
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Answer» Correct Answer - D `(x+3)^3=x^3+3^3+3xx x xx 3 xx (x+3)=x^3+9x^2+27x+27`. So, the coefficient of x is 27. |
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