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Started on Wednesday, 28 September 2022, 2:18 PM
State Finished
Completed on Wednesday, 28 September 2022, 2:40 PM
Time taken 21 mins 50 secs
Marks 4.00/5.00
Grade 8.00 out of 10.00 (80%)
Question 1
Correct
Mark 1.00 out of 1.00
For f(x) = –√(x – 5) – 2, what is the domain of f-1?
Select one:
a. (–∞, 2]
b. [2, ∞)
c. (–∞, –2]
d. [–2, ∞)
e. None of these
Your answer is correct.
Question 2
Correct
Mark 1.00 out of 1.00
If f(x) = 3x – 5, what is the inverse of f?
Select one:
a. -3x + 5
b. 5x – 3
c. x/3 + 5/3
d. x/3 – 5/3
e. None of these
Your answer is correct.
1 of 3
28-Sep-22, 2:43 PM
Started on Wednesday, 28 September 2022, 2:18 PM
State Finished
Completed on Wednesday, 28 September 2022, 2:40 PM
Time taken 21 mins 50 secs
Marks 4.00/5.00
Grade 8.00 out of 10.00 (80%)
Question 1
Correct
Mark 1.00 out of 1.00
For f(x) = –√(x – 5) – 2, what is the domain of f-1?
Select one:
a. (–∞, 2]
b. [2, ∞)
c. (–∞, –2]
d. [–2, ∞)
e. None of these
Your answer is correct.
Question 2
Correct
Mark 1.00 out of 1.00
If f(x) = 3x – 5, what is the inverse of f?
Select one:
a. -3x + 5
b. 5x – 3
c. x/3 + 5/3
d. x/3 – 5/3
e. None of these
Your answer is correct.
1 of 3
28-Sep-22, 2:43 PM
