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2 years ago

What is the sum of the first 6 terms of the sequence defined by an = 3n - 2?

Mathematics

1 answer:

Mashutka [201]2 years ago

3 0

Answer:

Step-by-step explanation:

when n=1

when n=2

t2=4

as first term is 1 and second term is 4 so the common difference is 3 ,for 6 term if you put this in formula for sum to the n term you will get 51

t1 =1

d=3

n=6

than S6=51

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