1 - 0.9 + 0.89 - 0.889 + 0.8889 - 0.88889 + ...
1 - 0.1 + 0.01 - 0.001 + 0.0001 - 0.00001 + ...
1/ln(2) - 1/ln(3) + 1/ln(4) - 1/ln(5) + ...
1/arctan(1) - 1/arctan(2) + 1/arctan(3) - 1/arctan(4) + ...
1 + 1/4 + 1/9 + 1/16 + 1/25 + 1/36 + ...
1/2 + 1/4 + 1/8 + 1/16 + 1/32 + 1/64 + ...
1/2 + 2/4 + 3/8 + 4/16 + 5/32 + 6/64 + ...
1 + 10/1! + 100/2! + 1000/3! + 10000/4! + ...
The series converges when x = 1.
The series converges when x = 3/4.
The series diverges when x = -2.
The series converges absolutely when x = -1/2.
(-8,8]
[-8,8]
(0,8]
[0,8]
4
2
1
1/2
None of the above
True
False
True
False
1 - 1/2 + 1/3 - 1/4 + 1/5 - 1/6 + ...
1 + 1/2 + 1/3 + 1/4 + 1/5 + 1/6 + ...
1 - 1/2 + 1/4 - 1/8 + 1/16 - 1/32 + ...
1 - 2 + 3 - 4 + 5 - 6 + ...
True
False
True
False
Cos x
Sin x
1/(1-x) (x not equal to 1)
Arctan x
E^x
1/3
1/6
1/12
1/24
None of the above