Find the sum of the first 10 terms. 0.5,0.9,1.3,1.7,..

Zakaria Marrah asked Sep 3, 2023

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14 votes

Find the sum of the first 10
terms.
0.5,0.9,1.3,1.7,..

Zakaria Marrah asked Sep 3, 2023

2.3k points

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23 votes

Answer: 23

Explanation:

The first term is 0.5 and the common difference is 0.4.

Using the sum of an arithmetic series formula,

$S_(10)=(10)/(2)[2(0.5)+(10-1)(0.4)]=\boxed{23}$

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