which term in the AP: 68, 64, 60, ....is _8?
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Answered by
2
Answer:
16
Step-by-step explanation:
A = 68
D = -4
TN = 8
N = ?
TN = A + (N-1)D
8=68+(N-1)-4
-60=-4(N-1)
N-1=15
N=16
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