SUMMER-MAT 251 CHECKPOINT 4-5 - SCORE 67.50/75 | STRAIGHTERLINE

2/1/26, 5:05 PM Benchmark 5: Checkpoints 4-5: Attempt review




Calculus
|l / Benchmark
5: Checkpoints
4-5 / Benchmark
5: Checkpoints 4-5




Startedon Sunday, February 1,2026, 5:44 PM
State Finished
Completedon Sunday, February 1,2026, 6:03 PM
Timetaken 18 mins 14 secs
Grade 67.50 out of 75.00 (90%)

Question 1
Correct
3.75 points out of 375



Which of the following is a property of

the sequence { "—_H}?
n


Select one:
a. Thesequence s increasing.¥
b. The sequence is not monotonic.
c. Thesequence is decreasing.
d. The sequence is not bounded.




Question 2
Correct
3.75 points out of .75



Which of the following geometric series has a sum equal to to 17

Select one:
a 2-2+2-2+...
b. 11,1, 1
3+3+gtmt--
4
v
¢ Loloy L1
gtgtgtgt..
5_1,.1_ L
d i 3tw ot




https://moodle.straighterline.com/mod/quiz/review.php?attempt=7114336&cmid=128405#question-7267973-6

, 2/1/26, 5:05 PM Benchmark 5: Checkpoints 4-5: Attempt review

Question 3
Correct
3.75 points out of 375



What is the result of applying the integral test to the series
3= Valyr -1
—_



Select one:
a. The series converges.¥
b. Theseries diverges.
c. You cannot apply the integral test because the a, terms are not all positive.
d. Youcannot apply the integral test because the a,, terms are not decreasing.




Question 4
Correct
3.75 points out of 3.75




Use the direct comparison test to determine whether » converges or diverges.
n

Vi1
Select one:
a. L_J 11
Converges by comparison with Z
=1 Van?
oo
11
Converges by comparison with Z
n=1 Vand
INgLRNg

sl




Diverges by comparison with



Diverges by comparison with
n




https://moodle.straighterline.com/mod/quiz/review.php?attempt=7114336&cmid=128405#question-7267973-6