shearonhelfrich shearonhelfrich
  • 10-10-2019
  • Mathematics
contestada

What is the sum of the series?​

What is the sum of the series class=

Respuesta :

jimrgrant1 jimrgrant1
  • 10-10-2019

Answer:

45

Step-by-step explanation:

Since the values are relatively small substitute i = 1 to 5 into 3i and sum

(3 × 1) + (3 × 2) + (3 × 3) + (3 × 4) + (3 × 5)

= 3 + 6 + 9 + 12 + 15

= 45

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