1..png”>, then f(2x) is equal to
a.
.png”>
e.
.png”>
b.
.png”>
f.
.png”>
c.
.png”>
g.
.png”>
d.
.png”>
h.
.png”>
2. Let f(x) =.png”> and g(x)=.png”>. Find the domains of.png”>.
a.
(.png”>Â¥, 0]
e.
[.png”>Â¥)
b.
(2,Â¥)
f.
(.png”>Â¥,.png”>)
c.
(.png”>Â¥, -2)
g.
(.png”>Â¥,.png”>].png”>[2,Â¥)
d.
(.png”>Â¥, 2).png”> (2,Â¥)
h.
.png”>
3. Let f(x) =.png”> and g(x)=.png”>. Find the domains of.png”>
a.
[1,Â¥)
e.
[.png”>3, 3]
b.
[.png”>.png”>,.png”>]
f.
(.png”>Â¥, -1].png”> [1,Â¥)
c.
(.png”>Â¥,.png”>.png”>].png”> [.png”>, Â¥)
g.
(.png”>Â¥, -1]
d.
(.png”>Â¥, -3].png”> [3,Â¥)
h.
[.png”>,Â¥)
4. Let h(x) = sin.png”>x.png”> 3 sin x.png”> 4 and g(x).png”> sin x. Find f(x)
so that h(x).png”>.png”>
a.
f(x) = (3x+ 2).png”>.png”>
e.
f(x) = 3x.png”>.png”> 4x
b.
f(x) = x+ 3
f.
f(x) = x.png”>.png”> 3x.png”>4
c.
f(x) = 3x.png”>.png”> 4
g.
f(x) = x.png”>.png”>4
d.
f(x) = x.png”>.png”> 3x.png”> 4
h.
f(x) = (x.png”>4).png”>
5. Let f(x) = 3x.png”> 2 and g(x).png”> 2.png”> 3x. Find the value of (f
° g)(x) when x= 3..
a.
.png”>23
e.
3
b.
.png”>9
f.
6
c.
.png”>6
g.
9
d.
.png”>3
h.
23
6. Let f(x) = 2.png”> x.png”> and g(x).png”> 3.png”> x. Find the value of.png”> when x=.png”>5.
a.
.png”>510
e.
5
b.
.png”>5
f.
10
c.
.png”>2
g.
127
d.
0
h.
130
7. Let f(x) =.png”>x and.png”>. Find g(2).
a.
0
e.
8
b.
1
f.
16
c.
2
g.
32
d.
4
h.
64
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