If ` a,b`and `c` are three consecutive positive integers such that `1/(a!)+1/(b!)=lambda/(c!)`A. aB. bC. cD. a+b+c

If ` a,b`and `c` are three consecutive positive integers such that `1/

1.	If ` a,b`and `c` are three consecutive positive integers such that `1/(a!)+1/(b!)=lambda/(c!)`A. aB. bC. cD. a+b+c
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If ` a,b`and `c` are three consecutive positive integers such that `1/(a!)+1/(b!)=lambda/(c!)`A. aB. bC. cD. a+b+c

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