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Grade 12Algebra

This question is from binomial theorem
Solve this question using binomial properties only.

Question image for This question is from binomial theorem Solve this
Profile image of Sushant Prasad
6 Years agoGrade 12
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2 Answers

Profile image of Sanyam Shah
6 Years ago
S=∑r/(2m+1Cr) – (I)
S=∑2m+1-r/(2m+1C2m+1-r) – (II)
2S=∑2m+1/2m+1Cr
2S=(2m+1)*An
S=[(2m+1)*An]/2 is the answer...
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