MAT 251 Checkpoint 4-6 | Score 120.83/125 | Straighterline

2/3/26, 6:20 PM Benchmark 6: Checkpoints 4-6; Attempt review




Calculus 1l / Benchmark 6: Checkpoints 4-6 / Benchmark 6: Checkpoints 4-6




Started on Tuesday, February 3, 2026, 6:28 PM
State Finished
Completed on Tuesday, February 3, 2026, 7:01 PM
Time taken 33 mins 26 secs
Grade 120.83outof 125.00 (96.67%)


Question 1

Correct

4.17 points out of 4.17




o0


What is the sum on (zl—n + —)?
n=1



Select one:
a 3 v
2
b. 1
2
17
C.
36
d. Thisseries diverges.




Question 2

Correct

4.17 points out of 4.17




21 nn
Find all possible values of s for which the series —,— converges.
n=1
n


Select one:
a. s>1v
b. s>0
s<0
0




s>2
e




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, 2/3/26, 6:20 PM Benchmark 6: Checkpoints 4-6; Attempt review

Question 3

Correct

4.17 points out of 4.17




Which of the following series diverges?


Select one:
a.
M 10 1M i\gt
3 $ s -
<
+

3
=
N—
N
[
DN
]
I
3




Question 4

Correct

4.17 points out of 4.17




o0 4 n

What is the sum ofz (7) ?
n=1



Select one:
49
a 12
b. 37

c. 3i

d 1




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