indirect proof 3 Prove that if n^3+5 is odd then n is even contradiction contraposition
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indirect proof 3 Prove that if n^3+5 is odd then n is even contradiction contraposition
Thanks you sir .. These video is so many best .. Good luck sir ..
All the best
Great Video thanks !
Hi Great video thanks BTW what software did you use ?
Great video!
Oh thanks a lot
my proof
even*even*even=even
even+odd=odd
end of proof
but how can you prove it by direct proof? any idea? :(
Let n^3+5=2n+1. Solve to make n=2n
n=2(any number) ***
Jazak allaha
Grt
Oh thanks
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