Question

Find the sum of the summation of 3i plus 2, from i equals 5 to 13.

Answer 1

Find the sum of \[\sum_{i=5}^{13}3i+2\]

Answer 2

you cant put this in a calculator

Answer 3

For some reason I keep getting it wrong can you tell me what you got

Answer 4

ok I will hold on

Answer 5

what did you get though

Answer 6

http://www.mathsisfun.com/algebra/sequences-sums-arithmetic.html

Answer 7

@ihateschool18 :very simple:
\[\sum_{i=5}^{13} = \sum 17+\sum 20+\sum 23+\sum 26+\sum 29+\sum 32+\sum 35+\sum 38+\sum 41\]

Answer 8

\[=261\]

Answer 9

Thank you guys very much.