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Latest Submission Grade 62.50%
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1.
Question 1
Which of the following intervals are contained in the domain of the function 2
−
3
� �
2
x
−
x
3
? Select
all that apply...
0 / 1 point
Incorrect
2.
Question 2
Which of the following intervals are contained in the domain of the function −3
2−4ln
�
�
�
x
2
−4
x
−3ln
x
? Select all that apply...
0 / 1 point
Incorrect
3.
Question 3
What is the domain of the function arcsin
−23
�
arcsin3
x
−2
?
1 / 1 point
Correct
4.
Question 4
What is the range of the function −
2+1
�
−
x
2
+1
?
1 / 1 point
Correct
5.
Question 5
What is the range of the function ln(1+
2)
�
ln(1+
x
2
)
?
0 / 1 point
Incorrect
6.
Question 6
What is the range of the function arctancos
�
arctancos
x
(i.e. the inverse of the tangent function with the parameter cos
�
cos
x
)? 1 / 1 point
Correct
7.
Question 7
If (
)=4
3+1
� �
�
f
(
x
)=4
x
3
+1
and (
)=
+3
� �
�
g
(
x
)=
x
+3
, compute (
�
∘
)(
)
�
�
(
f
∘
g
)(
x
)
and (
�
∘
)(
)
�
�
(
g
∘
f
)(
x
)
.
1 / 1 point
Correct
8.
Question 8
What is the inverse of the function (
)=
2
� �
� �
f
(
x
)=
e
2
x
? Choose all that are correct.
1 / 1 point
