Natzumi5820 Natzumi5820

14-05-2020
Mathematics

contestada

Calcula el valor de la serie:
S = 12 + 22 + 32 +42 + ... 172

Respuesta :

Аноним Аноним

14-05-2020

Answer:

S = 1564

Step-by-step explanation:

S = 12 + 22 + 32 + .. + 172

= 12 + (12+10) + (12+20) + .. + (12+160)

= 10(1 + 2 + .. + 16) + 12×17

= 10×16×17/2 + 12×17

= 1360 + 204

= 1564

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