alecksjenkins alecksjenkins

20-12-2021
Mathematics

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The first three terms of an arithmetic sequence are given. Find an expression for Tn in terms of n:
a, 2a, 3a

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levigflowers levigflowers

20-12-2021

Answer:

tn = n·a

t10 = 10a

Step-by-step explanation:

We observe that the coefficient of 'a' is the term number:

tn = n·a

t10 = 10a

Step-by-step explanation:

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