What is the number of terms in the arithmetic sequence -1994, -1992, -1990, 1992, 1994?
Answers
Answered by
0
Answer:
1996
Explanation:
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Answered by
0
Answer:
1995
Explanation:
Tn = a + (n-1)
Where Tn = 1994
a = -1994
d = -199-(-1992) = -1994+1992 = 2
1994 = -1994 + (n-1)
1994 = -1994 + 2n-2
1994 = - 1996 + 2n
3990 = 2n
n = 1995
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