WGU C958 Calculus I Original OA-Style Mock Exam | 100 Practice Questions, Correct Answers, Detailed Solutions & Step-by-Step Workings | 2026 Update.

WGU C958
CALCULUS I

Original 100-Question OA-Style Mock Examination

Multiple Choice - Balanced Blueprint - Answer Sheet - Detailed Step-by-Step Solutions


2026 Independent Practice Edition
100 original questions covering functions, limits, derivatives, applications, optimization, related rates,
antiderivatives, definite integrals, FTC, motion, and graph interpretation.




Important: This is an independent OA-style practice resource. It is not an actual, recalled, copied, or official WGU Objective Assessment and is not
affiliated with or endorsed by WGU.

,WGU C958 Calculus I - Original OA-Style Mock Examination




Exam Instructions and Blueprint
Suggested time: 150 minutes. Choose the single best answer. Complete the exam without consulting the solution section, then
classify every missed item by topic and error type.

Domain Questions Weight

Functions and Algebra Readiness 1-10 10%

Limits and Continuity 11-20 10%

Derivative Foundations 21-30 10%

Derivative Rules and Transcendental Functions 31-40 10%

Curve Analysis 41-50 10%

Optimization, Related Rates, and Linearization 51-60 10%

Antiderivatives and Differential Equations 61-70 10%

Definite Integrals and Accumulation 71-80 10%

FTC, Motion, and Graph Interpretation 81-90 10%

Mixed Higher-Order Applications 91-100 10%

Scoring guide
90-100: strong mastery. 80-89: near-ready; repair specific errors. 70-79: targeted review needed. Below 70: rebuild
foundations and retake after practice.


Answer Sheet
1. A B C D 2. A B C D 3. A B C D 4. A B C D 5. A B C D
6. A B C D 7. A B C D 8. A B C D 9. A B C D 10. A B C D
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16. A B C D 17. A B C D 18. A B C D 19. A B C D 20. A B C D
21. A B C D 22. A B C D 23. A B C D 24. A B C D 25. A B C D
26. A B C D 27. A B C D 28. A B C D 29. A B C D 30. A B C D
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46. A B C D 47. A B C D 48. A B C D 49. A B C D 50. A B C D
51. A B C D 52. A B C D 53. A B C D 54. A B C D 55. A B C D
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66. A B C D 67. A B C D 68. A B C D 69. A B C D 70. A B C D
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86. A B C D 87. A B C D 88. A B C D 89. A B C D 90. A B C D
91. A B C D 92. A B C D 93. A B C D 94. A B C D 95. A B C D
96. A B C D 97. A B C D 98. A B C D 99. A B C D 100. A B C D




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, WGU C958 Calculus I - Original OA-Style Mock Examination




Questions 1-10: Functions and Algebra Readiness
1. What is the domain of f(x)=sqrt(x-2)/(x-5)?

A. [2,5) union (5,infinity)
B. [2,infinity)
C. (2,5) union (5,infinity)
D. All real numbers except 5


2. If f(x)=2x^2+1 and g(x)=x-3, what is f(g(5))?

A. 5
B. 9
C. 17
D. 33


3. For f(x)=3x-7, which formula gives f^(-1)(x)?

A. (x-7)/3
B. (x+7)/3
C. 3x+7
D. 7-3x


4. What is the average rate of change of f(x)=x^2-2x on [1,4]?

A. 1
B. 2
C. 3
D. 5


5. Which expression is equivalent to ln(x^3/sqrt(y)) for x,y>0?

A. 3ln x+(1/2)ln y
B. 3ln x-(1/2)ln y
C. ln(3x)-(1/2)ln y
D. 3ln(x/y)


6. If h(x)=f(x-4)+2, how is the graph of f transformed?

A. Left 4, up 2
B. Right 4, up 2
C. Right 2, up 4
D. Left 4, down 2


7. Solve e^(2x)=11.

A. x=ln(11)
B. x=2ln(11)
C. x=ln(11)/2
D. x=11/2




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