100; 50; 0; -50;__;__; find the 50th term, which term is -4900?

Determine which term (I.e.n) in a sequence has the given value at the rnd of the sequence.
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1 Answer

start at 100 & subtrakt 50 eech time

term n=150 -50*n, n=1, 2, 3, 4,...

term 50...150 -2500...-2350
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