if the nth term of a sequence be tn=(n-1)(n-2)(n-3) then show that the first three terms of the sequence are zero but the rest of terms are positive
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Given that the nth term of the AP is given by
This means that the 1st term will be
Similarly 2nd and 3rd terms will be zero.
But when
Then n-1 , n-2, and n-3 are all positive , therefore all the other terms are positive.
This means that the 1st term will be
Similarly 2nd and 3rd terms will be zero.
But when
Then n-1 , n-2, and n-3 are all positive , therefore all the other terms are positive.
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