[lim(f rarr oo)sum(r=1)^(n)(2r-1)/(2^(r)...

[lim_(f rarr oo)sum_(r=1)^(n)(2r-1)/(2^(r))" is equal to "],[[(A),1],[(C),3]]

Answer

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Knowledge Check

lim_(n to oo) sum_(x=1)^(n) (2r-1)/(2^(r )) is equal to -

A

1

B

`(3)/(2)`

C

3

D

6

lim_(Nrarroo) sum_(r=1)^n (2r-1)/2^r is equal to :-

A

1

B

`3/2`

C

3

D

6

lim_(n to oo) sum_(r=1)^(n) (1)/(n)e^(r//n) is

A

e+1

B

e-1

C

1-e

D

e

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