Use the formula S = n2 to find the sum of 1 + 3 + 5 + ... + 375. (Hint: To find n, add 1 to the last term and divide by 2.)

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Guest Jun 26, 2016

CPhill · Answer 1 · 2016-06-26T06:04:13

n is given by :

[375 + 1] / 2 =

376 / 2 = 188

So.....the sum of the series =

188² = 35344

Use the formula S​ = n2 to find the sum of 1​ + 3​ + 5​ + ...​ + 375. ​(Hint: To find​ n, add 1 to the last term and divide by​ 2.)