Menu Close

Which-one-of-the-following-series-is-Not-convergent-A-r-1-1-r-3-B-r-1-1-r-2-C-r-1-1-r-2-4-D-r-1-1-5r-




Question Number 76815 by Rio Michael last updated on 30/Dec/19
Which one of the following series is Not convergent?  A. Σ_(r=1) ^∞ (1/r^3 )  B. Σ_(r=1) ^∞ (1/r^2 )  C. Σ_(r=1) ^∞ (1/(r^2 −4))  D. Σ_(r=1) ^∞ (1/(5r))
WhichoneofthefollowingseriesisNotconvergent?A.r=11r3B.r=11r2C.r=11r24D.r=115r
Commented by JDamian last updated on 30/Dec/19
D
D
Commented by Rio Michael last updated on 30/Dec/19
thank you
thankyou
Answered by 21042004 last updated on 01/Jan/20
C.  If r=2, then (1/(2^2 −4))=(1/0)
C.Ifr=2,then1224=10

Leave a Reply

Your email address will not be published. Required fields are marked *