What is the coefficient of x⁹ in the expansion of (x+5)¹⁴? – McqOptions

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1.	What is the coefficient of x⁹ in the expansion of (x+5)¹⁴?
A.	5! * ¹⁴C₆
B.	¹⁴C₅
C.	54 * ¹⁴C₅
D.	34 * ¹¹C₅
Answer» D. 34 * ¹¹C₅

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