(6) Work out 5 1 6 12
1 answer:
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Arithmetic sequence
Given
where
a₁ = 16 and d = -3
We want to find the 10th term of the sequence, this means: we want to find a₁₀.
Since aₙ, for a₁₀ n = 10. Then we replace in the equation:
a₁ = 16, d = -3 and n = 10.
Answer: A. -11