Started on Thursday, 1 February 2024, 2:08 PM
State Finished
Completed on Thursday, 1 February 2024, 2:48 PM
Time taken 40 mins 29 secs
Grade 79.00 out of 100.00
Question 1
Correct
Mark 7.00 out of 7.00
Integrate the function
3
f (x) = ∫ (2 + 2x + x ) dx.
4
a. 2x + x
2
+
x
+ C
4
4
b. 2 + 3
2
+
x
+ C
4
c. 2 + 3x + C
2
d. 2 + 3x + C
Your answer is correct.
The correct answer is:
4
2 x
2x + x + + C
4
, Question 2
Correct
Mark 7.00 out of 7.00
Integrate the function
10
t − √t
f (t) = .
3
t
8
a. t
+
2
+ c
8 3
3√t
9 −0,5
b. 10t −0,5t
2
3t
c. 7t
6
+ 2, 5t
−3,5
8 −1,5
d. 0, 125t − 0, 67t + c
Your answer is correct.
The correct answer is:
8
t 2
+ + c
8 3
3√t
Question 3
Incorrect
Mark 0.00 out of 7.00
Calculate the integral
e
ln x
∫ dx.
1
x
a. 0, 5
b. −0, 5
c. 2
d. −2
Your answer is incorrect.
The correct answer is:
0, 5
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