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$The number of terms in the expansion of {(x^{2} + 18 x + 81)}^{15} is$

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Correct option is D

x2+18x+8115=(x+9)30… The number of terms =31

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The number of terms in the expansion of x2+18x+8115 is

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$The number of terms in the expansion of {(x^{2} + 18 x + 81)}^{15} is$