Respuesta :

tramserran

Answer: 225

Step-by-step explanation:

n₁ = 2(1) - 1

    = 2 - 1

    = 1

n₁₅ = 2(15) - 1

     = 30 - 1

      = 29

[tex]S_{15} =\frac{n_{1}+ n_{15}}{2}*15[/tex]

   [tex]=\frac{1+29}{2}*15[/tex]

    [tex]=\frac{30}{2}*15[/tex]  

    = 15 * 15

     = 225  

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➷ The sum would be 225

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