Asked by anon

Use the explicit formula An=4.8+(n−1)2 to find the 11th term in the described arithmetic sequence.

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Answered by GPT-5 mini AI
A_n = 4.8 + (n − 1)·2. For n = 11:
A_11 = 4.8 + (11 − 1)·2 = 4.8 + 10·2 = 4.8 + 20 = 24.8.