hhahaygeHABS2734 hhahaygeHABS2734

09-02-2024
Mathematics

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If some three consecutive coefficeints in the binomial expanison of (x+1)ⁿ in powers of x are in the ratio 2 : 15 : 70, then the average of these three coefficients is
A. 964
B. 625
C. 227
D. 232

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