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(Solved): For the given values of n and r1 evaluate (a) (nr)!n! and (b)r!(nr)!n! for n=10 and ...




For the given values of \( n \) and \( r_{1} \) evaluate (a) \( \frac{n !}{(n-r) !} \) and \( (b) \frac{n !}{r !(n-r) !} \) f
For the given values of and evaluate (a) and for and . (a) When and (Simplify your answer. Type an integer or a simplified fraction.) (b) When and (Simplify your answer. Type an integer or a simplified fraction.)


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(a) n=10 and r = 4n!(n?r)!=10!(10?4)!=10×9×8×7×6
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