MA121C1 Test1 Spring 2026
Student Name ____________________________
Student BU ID _____________________________
Academic Conduct: If you have never read the CAS Academic Conduct Code, you should do so! I am available for assistance,
should you need any.
• This is a closed book and closed notes exam.
• Calculators and other electronic devices are NOT allowed.
• Sharing midterm related information/collaboration with others is NOT allowed.
• Anyone violating this will be reported to the Dean’s Office without fail. Penalties for violating the Academic Conduct
Code may include suspension or expulsion from the University.
Please sign your name below to acknowledge that you have read and understood the information above.
Signature ___________________________________________
Please do not write below this line.
___________________________________________________________________________________
Problem Points Possible Points Earned
1 6
2 8
3 9
4 9
5 26
6 18
7 24
, MA121C1 Test1 Spring 2026
Q1. (6 points) (Multiple choice-circle one correct answer) The graph of a quadratic function 𝑓(𝑥) is provided below.
Use the graph to answer to the following questions.
Q1.1 (3 points) Which one of the following statements is correct?
A. Vertex and max at (2,6) , Range 𝑅 = (−∞, 6]
B. Vertex and max at (2,6) , Range 𝑅 = [6, ∞)
C. Vertex and max at (6,2) , Range 𝑅 = (−∞, 2]
D. Vertex and max at (2,6) , Range 𝑅 = (−∞, 6)
Q1.2 (3 points) The vertex form of 𝑓(𝑥) is:
A. 𝑓(𝑥) = −(𝑥 − 2)2 + 6
B. 𝑓(𝑥) = −(𝑥 + 2)2 + 6
C. 𝑓(𝑥) = −0.5(𝑥 + 2)2 + 6
D. 𝑓(𝑥) = −0.5(𝑥 − 2)2 + 6
Q2. (8 points) (Multiple choice-circle one correct answer) Solve the following equations for 𝑥.
2
Q2.1 (4 points) 𝑒 𝑥 ∙ 𝑒 2𝑥−5 = 𝑒 30
A. 𝑥 = 5
B. 𝑥 = −7
C. 𝑥 = 7 and 𝑥 = −5
D. 𝑥 = −7 and 𝑥 = 5
Q2.2 (4 points) 𝑙𝑜𝑔2 𝑥 + 𝑙𝑜𝑔2 (𝑥 + 2) = 𝑙𝑜𝑔2 35
33
A. 𝑥 =
2
B. 𝑥 = 5
C. 𝑥 = −7 and 𝑥 = 5
D. 𝑥 = 7 and 𝑥 = −5
Student Name ____________________________
Student BU ID _____________________________
Academic Conduct: If you have never read the CAS Academic Conduct Code, you should do so! I am available for assistance,
should you need any.
• This is a closed book and closed notes exam.
• Calculators and other electronic devices are NOT allowed.
• Sharing midterm related information/collaboration with others is NOT allowed.
• Anyone violating this will be reported to the Dean’s Office without fail. Penalties for violating the Academic Conduct
Code may include suspension or expulsion from the University.
Please sign your name below to acknowledge that you have read and understood the information above.
Signature ___________________________________________
Please do not write below this line.
___________________________________________________________________________________
Problem Points Possible Points Earned
1 6
2 8
3 9
4 9
5 26
6 18
7 24
, MA121C1 Test1 Spring 2026
Q1. (6 points) (Multiple choice-circle one correct answer) The graph of a quadratic function 𝑓(𝑥) is provided below.
Use the graph to answer to the following questions.
Q1.1 (3 points) Which one of the following statements is correct?
A. Vertex and max at (2,6) , Range 𝑅 = (−∞, 6]
B. Vertex and max at (2,6) , Range 𝑅 = [6, ∞)
C. Vertex and max at (6,2) , Range 𝑅 = (−∞, 2]
D. Vertex and max at (2,6) , Range 𝑅 = (−∞, 6)
Q1.2 (3 points) The vertex form of 𝑓(𝑥) is:
A. 𝑓(𝑥) = −(𝑥 − 2)2 + 6
B. 𝑓(𝑥) = −(𝑥 + 2)2 + 6
C. 𝑓(𝑥) = −0.5(𝑥 + 2)2 + 6
D. 𝑓(𝑥) = −0.5(𝑥 − 2)2 + 6
Q2. (8 points) (Multiple choice-circle one correct answer) Solve the following equations for 𝑥.
2
Q2.1 (4 points) 𝑒 𝑥 ∙ 𝑒 2𝑥−5 = 𝑒 30
A. 𝑥 = 5
B. 𝑥 = −7
C. 𝑥 = 7 and 𝑥 = −5
D. 𝑥 = −7 and 𝑥 = 5
Q2.2 (4 points) 𝑙𝑜𝑔2 𝑥 + 𝑙𝑜𝑔2 (𝑥 + 2) = 𝑙𝑜𝑔2 35
33
A. 𝑥 =
2
B. 𝑥 = 5
C. 𝑥 = −7 and 𝑥 = 5
D. 𝑥 = 7 and 𝑥 = −5
