यदि .^(n)C(r):.^(n)C(r+1):.^(n)C(r+2) = ...

यदि `.^(n)C_(r)`:`.^(n)C_(r+1)`:`.^(n)C_(r+2) `= 1:2:3 हो तो `n`तथा `r` का मान ज्ञात कीजिए |

यदि .^(n)C(r):.^(n)C(r+1):.^(n)C(r+2) = 1:2:3 हो तो nतथा r का मान ज्ञ...
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Prove that .^(n)C(0) - .^(n)C(1) + .^(n)C(2) - .^(n)C(3) + "……" + (-...
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""^(n)C(n-r)+3.""^(n)C(n-r+1)+3.""^(n)C(n-r+2)+""^(n)C(n-r+3)=""^(x)C(...
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the roots of the equations |{:(.^(x)C(r),,.^(n-1)C(r),,.^(n-1)C(r-1)...
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सिद्ध कीजिए कि - (i) ""^(n-1)C(r-1) + ""^(n-1)C(r) = ""^(n)C(r) , ...
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|(.^(n-1)C(r-1),.^(n-1)C(r),.^(n-1)C(r+1)),(.^(n-1)C(r),.^(n-1)C(r+1),...
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Prove that : .^(n-1)C(r)+.^(n-2)C(r)+.^(n-3)C(r)+.........+.^(r)C(r)...
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If ""^(n)C(r-1):""^(n)C(r):""^(n)C(r+1)=2:4:5 then (n,r) is
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Prove that .^(n)C(0) - .^(n)C(1) + .^(n)C(2) - .^(n)C(3) + "……" + (-...
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