Fill in the Blanks
If nPr = 840, nCr = 35, then r = ______.
Formula:-
(i)nPr![]()
(ii) nCr![]()
Given:-
nPr = 840,
nCr = 35
nPr![]()
nCr![]()
Diving both nPrand nCr


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Couldn't generate an explanation.
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