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OpenStudy (anonymous):
Give the formula for the arithmetic sequence. 1, -1, -3, -5, … tn = 1 + 2(n – 1) tn = 1 – 2(n – 1) tn = 1 + 2(n – 1) tn = 1 – 2(n + 1)
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OpenStudy (anonymous):
is it the first and 3d answer? just makin sure
OpenStudy (anonymous):
well the first and third ones are the same... so yea
OpenStudy (anonymous):
try to analyse the situation every time u write the next tern u are going off with two numbers so cant u write an ap formula for it
OpenStudy (anonymous):
as a trick u can also satisfy the numbers in the given option
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