IvanMunoz518 IvanMunoz518

04-07-2018
Mathematics

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Help Plz dont understand

Help Plz dont understand class=

Respuesta :

04-07-2018

You can use the arithmetic sequence sum formula here:
[tex]n(a_1+ \frac{d(n-1)}{2} )[/tex]
Where d = 4
n = 15
[tex]a_i[/tex] = 4i-1

Then, plug the values in, and you should get 465

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amberadams101 amberadams101

04-07-2018

A. 465 should be the correct answer

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