5. If n is an even natural number, ...
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5. If n is an even natural number, then the largest natural number by which n(n+1) (n + 2) is divisible is (a) 6 (b) 8 (c) 12 (d) 24

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( n rightarrow ) wen natwal no. Let n be ( n(n+1)(n+2) ) ( Rightarrow 2(3)(4)=24 ) Let ( n ) be 4 ( Rightarrow 4(5)(6)=120 ) (which is divisible by ( 4) ) ". The laigest no. is 24 ans: ( (d) ) 24
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