prove that=n!(n+2)=n!+(n+1)!
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RHS = n!+(n+1)!
=n!+(n+1)n!
=n!(1+n+1)
=n!(n+2)=LHS
=n!+(n+1)n!
=n!(1+n+1)
=n!(n+2)=LHS
princenagar093:
No..its not..
n!+(n+1)! we have to prove
yrr..we can take any of rhs or lhs and can prove either
ok ok
maine dekha nhi tha
or if you just follow the steps backwards you can get rhs from rhs the way you are saying
ok
which class ?
11
okk
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