TS EAMCET · Maths · Binomial Theorem
- A
- B
- C
- D
Answer & Solution
Correct Answer
(D)
Step-by-step Solution
Detailed explanation
C534+∑r=04C4(38-r) =C534+C438+C437+C436+C435+C434 =C534+C434+C438+C437+C436+C435 Now we know that Crn+Cr-1n=Crn+1 =C535+C435+C436+C437+C438 =C535+C435+C436+C437+C438 =C537+C437+C438 =C538+C438 =C539
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