Course record MATH

MATH 112Z

Precalculus II: Trigonometry

University of Oregon

2,359 grades87 sections44 professors
Grades: 2023–2025
Flunk Score3/100
Needs work

Professors 44 of 44

Martin Jesse Gossow 102 grades · 3 terms · 2023–2024 3.32GPA
55.9% A
28.4% B
13.7% C
1.0% D
1.0% F

102 letter grades · 3 sections · 2023–2024

Compare with the course
Gossow vs. the course average
A +20.2
B +0.2
C −8.5
D −7.1
F −4.7

Difference in percentage points.

1.0% withdrew · 1 of 103 enrolled.

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Abhilash Mukherjee 56 grades · 2 terms · 2024 3.23GPA
58.9% A
16.1% B
17.9% C
3.6% D
3.6% F

56 letter grades · 2 sections · 2024

Compare with the course
Mukherjee vs. the course average
A +23.2
B −12.2
C −4.4
D −4.5
F −2.2

Difference in percentage points.

5.1% withdrew · 3 of 59 enrolled.

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Samantha Nicole Platt 34 grades · 1 term · 2024 3.20GPA
55.9% A
20.6% B
14.7% C
8.8% D
0.0% F

34 letter grades · 1 section · 2024

Compare with the course
Platt vs. the course average
A +20.2
B −7.7
C −7.5
D +0.7
F −5.7

Difference in percentage points.

2.9% withdrew · 1 of 35 enrolled.

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Tatyana Benko 95 grades · 2 terms · 2023–2024 3.19GPA
50.5% A
29.5% B
12.6% C
5.3% D
2.1% F

95 letter grades · 3 sections · 2023–2024

Compare with the course
Benko vs. the course average
A +14.8
B +1.2
C −9.6
D −2.8
F −3.6

Difference in percentage points.

1.0% withdrew · 1 of 96 enrolled.

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Benjamin Robert Homan 63 grades · 2 terms · 2024–2025 3.13GPA
55.6% A
20.6% B
12.7% C
4.8% D
6.3% F

63 letter grades · 2 sections · 2024–2025

Compare with the course
Homan vs. the course average
A +19.9
B −7.6
C −9.5
D −3.3
F +0.6

Difference in percentage points.

3.1% withdrew · 2 of 65 enrolled.

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Mohamed Mahmood Almajed 28 grades · 1 term · 2024 3.05GPA
57.1% A
17.9% B
10.7% C
10.7% D
3.6% F

28 letter grades · 1 section · 2024

Compare with the course
Almajed vs. the course average
A +21.4
B −10.4
C −11.5
D +2.6
F −2.2

Difference in percentage points.

6.7% withdrew · 2 of 30 enrolled.

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Michael Samuel Feigen 32 grades · 1 term · 2024 3.04GPA
37.5% A
34.4% B
25.0% C
0.0% D
3.1% F

32 letter grades · 1 section · 2024

Compare with the course
Feigen vs. the course average
A +1.8
B +6.1
C +2.8
D −8.1
F −2.6

Difference in percentage points.

3.0% withdrew · 1 of 33 enrolled.

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Maria Fernanda Delfin Ares De Parga 29 grades · 1 term · 2025 2.98GPA
27.6% A
55.2% B
13.8% C
0.0% D
3.4% F

29 letter grades · 1 section · 2025

Compare with the course
Parga vs. the course average
A −8.1
B +26.9
C −8.4
D −8.1
F −2.3

Difference in percentage points.

6.5% withdrew · 2 of 31 enrolled.

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Knut Ville Nordstrom 64 grades · 1 term · 2023 2.98GPA
34.4% A
37.5% B
21.9% C
6.3% D
0.0% F

64 letter grades · 2 sections · 2023

Compare with the course
Nordstrom vs. the course average
A −1.3
B +9.2
C −0.3
D −1.8
F −5.7

Difference in percentage points.

1.5% withdrew · 1 of 65 enrolled.

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Diego Fernando Manco Berrio 25 grades · 1 term · 2024 2.95GPA
52.0% A
16.0% B
12.0% C
20.0% D
0.0% F

25 letter grades · 1 section · 2024

Compare with the course
Berrio vs. the course average
A +16.3
B −12.3
C −10.2
D +11.9
F −5.7

Difference in percentage points.

10.7% withdrew · 3 of 28 enrolled.

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Dennis Philip Nguyen 56 grades · 1 term · 2024 2.90GPA
39.3% A
23.2% B
28.6% C
8.9% D
0.0% F

56 letter grades · 2 sections · 2024

Compare with the course
Nguyen vs. the course average
A +3.6
B −5.1
C +6.4
D +0.8
F −5.7

Difference in percentage points.

12.5% withdrew · 8 of 64 enrolled.

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Juntao Lu 44 grades · 1 term · 2025 2.88GPA
29.5% A
43.2% B
18.2% C
4.5% D
4.5% F

44 letter grades · 2 sections · 2025

Compare with the course
Lu vs. the course average
A −6.1
B +14.9
C −4.0
D −3.6
F −1.2

Difference in percentage points.

2.2% withdrew · 1 of 45 enrolled.

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Al James Rise 53 grades · 2 terms · 2023–2025 2.88GPA
47.2% A
22.6% B
15.1% C
5.7% D
9.4% F

53 letter grades · 2 sections · 2023–2025

Compare with the course
Rise vs. the course average
A +11.5
B −5.6
C −7.1
D −2.4
F +3.7

Difference in percentage points.

1.9% withdrew · 1 of 54 enrolled.

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Moaaz Alqady 26 grades · 1 term · 2023 2.87GPA
34.6% A
26.9% B
26.9% C
11.5% D
0.0% F

26 letter grades · 1 section · 2023

Compare with the course
Alqady vs. the course average
A −1.1
B −1.4
C +4.7
D +3.4
F −5.7

Difference in percentage points.

10.3% withdrew · 3 of 29 enrolled.

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Arthur Daniel Dressenwall 153 grades · 5 terms · 2024–2025 2.85GPA
35.3% A
32.7% B
23.5% C
3.9% D
4.6% F

153 letter grades · 5 sections · 2024–2025

Compare with the course
Dressenwall vs. the course average
A −0.4
B +4.4
C +1.3
D −4.2
F −1.1

Difference in percentage points.

Each term against the course average
Winter 2024Fall 2025

2.5% withdrew · 4 of 157 enrolled.

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Luke Alan Baker 34 grades · 1 term · 2025 2.82GPA
41.2% A
26.5% B
14.7% C
11.8% D
5.9% F

34 letter grades · 1 section · 2025

Compare with the course
Baker vs. the course average
A +5.5
B −1.8
C −7.5
D +3.7
F +0.2

Difference in percentage points.

5.6% withdrew · 2 of 36 enrolled.

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Oderico-Benjami Buran 84 grades · 3 terms · 2023–2024 2.81GPA
36.9% A
29.8% B
22.6% C
2.4% D
8.3% F

84 letter grades · 3 sections · 2023–2024

Compare with the course
Buran vs. the course average
A +1.2
B +1.5
C +0.4
D −5.7
F +2.6

Difference in percentage points.

15.2% withdrew · 15 of 99 enrolled.

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Annika Ruth Christiansen 31 grades · 1 term · 2025 2.78GPA
38.7% A
19.4% B
25.8% C
12.9% D
3.2% F

31 letter grades · 1 section · 2025

Compare with the course
Christiansen vs. the course average
A +3.0
B −8.9
C +3.6
D +4.8
F −2.5

Difference in percentage points.

3.1% withdrew · 1 of 32 enrolled.

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Tammy Marie Nezol 31 grades · 1 term · 2024 2.77GPA
38.7% A
22.6% B
19.4% C
16.1% D
3.2% F

31 letter grades · 1 section · 2024

Compare with the course
Nezol vs. the course average
A +3.0
B −5.7
C −2.9
D +8.0
F −2.5

Difference in percentage points.

11.4% withdrew · 4 of 35 enrolled.

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Neda Bagherifard 60 grades · 2 terms · 2024–2025 2.77GPA
28.3% A
38.3% B
20.0% C
8.3% D
5.0% F

60 letter grades · 2 sections · 2024–2025

Compare with the course
Bagherifard vs. the course average
A −7.4
B +10.1
C −2.2
D +0.2
F −0.7

Difference in percentage points.

4.8% withdrew · 3 of 63 enrolled.

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Bijan Yaghoubi Shahir 84 grades · 2 terms · 2023–2025 2.76GPA
32.1% A
29.8% B
27.4% C
6.0% D
4.8% F

84 letter grades · 4 sections · 2023–2025

Compare with the course
Shahir vs. the course average
A −3.6
B +1.5
C +5.2
D −2.1
F −1.0

Difference in percentage points.

21.5% withdrew · 23 of 107 enrolled.

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Leigh Elizabeth Foster 30 grades · 1 term · 2024 2.75GPA
50.0% A
10.0% B
16.7% C
13.3% D
10.0% F

30 letter grades · 1 section · 2024

Compare with the course
Foster vs. the course average
A +14.3
B −18.3
C −5.5
D +5.2
F +4.3

Difference in percentage points.

11.8% withdrew · 4 of 34 enrolled.

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Samuel John Vanderark 103 grades · 4 terms · 2024–2025 2.73GPA
33.0% A
29.1% B
22.3% C
11.7% D
3.9% F

103 letter grades · 4 sections · 2024–2025

Compare with the course
Vanderark vs. the course average
A −2.7
B +0.9
C +0.1
D +3.6
F −1.8

Difference in percentage points.

Each term against the course average
Winter 2024Spring 2025

11.2% withdrew · 13 of 116 enrolled.

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Sidney Paul Washburn 70 grades · 2 terms · 2024–2025 2.71GPA
32.9% A
31.4% B
20.0% C
11.4% D
4.3% F

70 letter grades · 3 sections · 2024–2025

Compare with the course
Washburn vs. the course average
A −2.8
B +3.2
C −2.2
D +3.3
F −1.4

Difference in percentage points.

6.7% withdrew · 5 of 75 enrolled.

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Emily Autumn Windes 145 grades · 3 terms · 2023–2024 2.70GPA
29.7% A
31.7% B
24.8% C
10.3% D
3.4% F

145 letter grades · 5 sections · 2023–2024

Compare with the course
Windes vs. the course average
A −6.0
B +3.4
C +2.6
D +2.2
F −2.3

Difference in percentage points.

6.5% withdrew · 10 of 155 enrolled.

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Cory Alexander Peters 34 grades · 1 term · 2025 2.68GPA
35.3% A
29.4% B
17.6% C
5.9% D
11.8% F

34 letter grades · 1 section · 2025

Compare with the course
Peters vs. the course average
A −0.4
B +1.1
C −4.6
D −2.2
F +6.0

Difference in percentage points.

0.0% withdrew · 0 of 34 enrolled.

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Chandan Tankala 65 grades · 1 term · 2024 2.67GPA
24.6% A
30.8% B
32.3% C
7.7% D
4.6% F

65 letter grades · 2 sections · 2024

Compare with the course
Tankala vs. the course average
A −11.1
B +2.5
C +10.1
D −0.4
F −1.1

Difference in percentage points.

5.8% withdrew · 4 of 69 enrolled.

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Hanming Liu 33 grades · 1 term · 2024 2.66GPA
33.3% A
24.2% B
24.2% C
15.2% D
3.0% F

33 letter grades · 1 section · 2024

Compare with the course
Liu vs. the course average
A −2.4
B −4.0
C +2.0
D +7.1
F −2.7

Difference in percentage points.

0.0% withdrew · 0 of 33 enrolled.

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Hayden Michael Harker 28 grades · 1 term · 2023 2.64GPA
28.6% A
35.7% B
21.4% C
10.7% D
3.6% F

28 letter grades · 1 section · 2023

Compare with the course
Harker vs. the course average
A −7.1
B +7.4
C −0.8
D +2.6
F −2.2

Difference in percentage points.

9.7% withdrew · 3 of 31 enrolled.

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Liliana Anna Pazdan-Siudeja 123 grades · 4 terms · 2023–2025 2.62GPA
33.3% A
27.6% B
20.3% C
8.1% D
10.6% F

123 letter grades · 5 sections · 2023–2025

Compare with the course
Pazdan-Siudeja vs. the course average
A −2.4
B −0.6
C −1.9
D same
F +4.8

Difference in percentage points.

Each term against the course average
Fall 2023Fall 2025

7.5% withdrew · 10 of 133 enrolled.

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Joshua William Speckman 47 grades · 1 term · 2025 2.51GPA
12.8% A
42.6% B
31.9% C
10.6% D
2.1% F

47 letter grades · 2 sections · 2025

Compare with the course
Speckman vs. the course average
A −22.9
B +14.3
C +9.7
D +2.5
F −3.6

Difference in percentage points.

11.3% withdrew · 6 of 53 enrolled.

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Cassandra Rae Fisher 149 grades · 4 terms · 2023–2025 2.49GPA
30.9% A
21.5% B
26.8% C
10.7% D
10.1% F

149 letter grades · 5 sections · 2023–2025

Compare with the course
Fisher vs. the course average
A −4.8
B −6.8
C +4.6
D +2.6
F +4.3

Difference in percentage points.

Each term against the course average
Fall 2023Spring 2025

2.6% withdrew · 4 of 153 enrolled.

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Hanna Hoffman 36 grades · 1 term · 2024 2.47GPA
22.2% A
25.0% B
36.1% C
11.1% D
5.6% F

36 letter grades · 1 section · 2024

Compare with the course
Hoffman vs. the course average
A −13.5
B −3.3
C +13.9
D +3.0
F −0.2

Difference in percentage points.

0.0% withdrew · 0 of 36 enrolled.

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Phillip Coren 31 grades · 1 term · 2025 2.46GPA
32.3% A
12.9% B
32.3% C
12.9% D
9.7% F

31 letter grades · 1 section · 2025

Compare with the course
Coren vs. the course average
A −3.4
B −15.4
C +10.0
D +4.8
F +4.0

Difference in percentage points.

11.4% withdrew · 4 of 35 enrolled.

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Berke Tenekeci 55 grades · 2 terms · 2025 2.43GPA
29.1% A
23.6% B
25.5% C
9.1% D
12.7% F

55 letter grades · 2 sections · 2025

Compare with the course
Tenekeci vs. the course average
A −6.6
B −4.6
C +3.2
D +1.0
F +7.0

Difference in percentage points.

6.8% withdrew · 4 of 59 enrolled.

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Joshua John O'Connor 42 grades · 2 terms · 2025 2.25GPA
19.0% A
26.2% B
26.2% C
16.7% D
11.9% F

42 letter grades · 2 sections · 2025

Compare with the course
O'Connor vs. the course average
A −16.6
B −2.1
C +4.0
D +8.6
F +6.2

Difference in percentage points.

2.3% withdrew · 1 of 43 enrolled.

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Mohammad Reza Oskui Tabrizi 56 grades · 2 terms · 2025 2.20GPA
17.9% A
17.9% B
42.9% C
8.9% D
12.5% F

56 letter grades · 3 sections · 2025

Compare with the course
Tabrizi vs. the course average
A −17.8
B −10.4
C +20.6
D +0.8
F +6.8

Difference in percentage points.

25.3% withdrew · 19 of 75 enrolled.

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Cruz Cominos Godar 33 grades · 1 term · 2025 1.88GPA
9.1% A
27.3% B
24.2% C
18.2% D
21.2% F

33 letter grades · 1 section · 2025

Compare with the course
Godar vs. the course average
A −26.6
B −1.0
C +2.0
D +10.1
F +15.5

Difference in percentage points.

5.7% withdrew · 2 of 35 enrolled.

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Megan L Boes 12 grades · 1 term · 2025 · Limited sample 3.67GPA
66.7% A
33.3% B
0.0% C
0.0% D
0.0% F

12 letter grades · 1 section · 2025 · Limited sample

7.7% withdrew · 1 of 13 enrolled.

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Phuong Khanh Tran Nguyen 14 grades · 1 term · 2025 · Limited sample 3.04GPA
57.1% A
21.4% B
7.1% C
7.1% D
7.1% F

14 letter grades · 1 section · 2025 · Limited sample

6.7% withdrew · 1 of 15 enrolled.

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Heitor Anginski Cotosky 23 grades · 1 term · 2025 · Limited sample 2.84GPA
26.1% A
52.2% B
8.7% C
4.3% D
8.7% F

23 letter grades · 1 section · 2025 · Limited sample

0.0% withdrew · 0 of 23 enrolled.

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Yongmin Park 19 grades · 1 term · 2025 · Limited sample 2.58GPA
15.8% A
36.8% B
36.8% C
10.5% D
0.0% F

19 letter grades · 1 section · 2025 · Limited sample

13.6% withdrew · 3 of 22 enrolled.

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Jessica Elise Bernards 18 grades · 1 term · 2024 · Limited sample 2.57GPA
33.3% A
27.8% B
16.7% C
5.6% D
16.7% F

18 letter grades · 1 section · 2024 · Limited sample

35.7% withdrew · 10 of 28 enrolled.

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Lilith Dillon Weeks Posch 9 grades · 1 term · 2023 · Limited sample 2.56GPA
22.2% A
33.3% B
33.3% C
0.0% D
11.1% F

9 letter grades · 1 section · 2023 · Limited sample

0.0% withdrew · 0 of 9 enrolled.

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