Notasi sigma dari 2+5+8+...+74!.... Question from @irdisagita

September 2018 2 46 Report

Notasi sigma dari 2+5+8+...+74!

nidanuz Sigma dari 3n - 1 dengan n=1 smpe n = 25.

0 votes Thanks 1

ichwanhandi A=2
b=3
un=a+(n-1)b
74=2+(n-1)3
74=2+3n-3
74=3n-1
75=3n
n=25

25
sigma (3n-1)
n=1

0 votes Thanks 1

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