Solved

Write the Series in Summation Notation 13+19127+181- \frac { 1 } { 3 } + \frac { 1 } { 9 } - \frac { 1 } { 27 } + \frac { 1 } { 81 }

Question 1

Multiple Choice

Write the series in summation notation. 13+19127+181- \frac { 1 } { 3 } + \frac { 1 } { 9 } - \frac { 1 } { 27 } + \frac { 1 } { 81 }


A) j=14(1) j+113j\sum _ { j = 1 } ^ { 4 } ( - 1 ) ^ { j + 1 } \frac { 1 } { 3 ^ { j } }
B) j=14(1) j13j\sum _ { j = 1 } ^ { 4 } ( - 1 ) ^ { j } \frac { 1 } { 3 j }
C) j=14(1) j13j\sum _ { j = 1 } ^ { 4 } ( - 1 ) ^ { j } \frac { 1 } { 3 ^ { j } }
D) j=14(1) j+113j\sum _ { j = 1 } ^ { 4 } ( - 1 ) ^ { j + 1 } \frac { 1 } { 3 j }

Correct Answer:

verifed

Verified

Related Questions