Test:
Functions I - Ambitious
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Question 1:
If
f
(
x
)
=
−
2
x
+
3
, find
f
(
−
3
)
A
9
B
6
C
3
D
−
3
Question 2:
If
f
(
x
)
=
1
3
x
−
5
, find
f
(
5
)
A
−
3
1
3
B
−
2
1
3
C
3
1
3
D
3
2
3
Question 3:
If
f
(
x
)
=
−
2
x
2
+
5
, find
f
(
3
)
A
23
B
18
C
−
12
D
−
13
Question 4:
If
f
(
x
)
=
1
2
x
2
−
3
x
+
4
, find
f
(
−
2
)
A
8
B
2
C
12
D
6
Question 5:
Which function represents the following graph:
A
f
(
x
)
=
−
1
2
x
+
5
B
f
(
x
)
=
1
2
x
+
5
C
f
(
x
)
=
−
1
4
x
+
5
D
f
(
x
)
=
−
1
2
x
+
10
Question 6:
Which function represents the following graph:
A
f
(
x
)
=
1
3
x
−
2
B
f
(
x
)
=
1
3
x
+
6
C
f
(
x
)
=
−
1
3
x
−
2
D
f
(
x
)
=
−
2
x
+
6
Question 7:
Which function represents the following graph:
A
f
(
x
)
=
3.5
x
+
1.5
B
f
(
x
)
=
2.5
x
+
1.5
C
f
(
x
)
=
1.5
x
+
2.5
D
f
(
x
)
=
1.5
x
−
1.5
Question 8:
Which function represents the following graph:
A
f
(
x
)
=
x
2
+
3
B
f
(
x
)
=
1
2
x
2
+
2
C
f
(
x
)
=
1
2
x
2
+
3
D
f
(
x
)
=
x
2
−
3
Question 9:
Which function represents the following graph:
A
f
(
x
)
=
−
1
2
x
2
−
1
B
f
(
x
)
=
−
x
2
+
1
C
f
(
x
)
=
1
2
x
2
+
1
D
f
(
x
)
=
−
1
2
x
2
+
1
Question 10:
Which graph represents the following function
f
(
x
)
=
3
x
2
−
2
A
B
C
D
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