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Algebra
Find g(f(x)) f(x)=8x-7 , g(x)=(x+8)/7
f
(
x
)
=
8
x
−
7
,
g
(
x
)
=
x
+
8
7
Step 1
Set
up the
composite
result
function
.
g
(
f
(
x
)
)
Step 2
Evaluate
g
(
8
x
−
7
)
by substituting in the value of
f
into
g
.
g
(
8
x
−
7
)
=
(
8
x
−
7
)
+
8
7
Step 3
Add
−
7
and
8
.
g
(
8
x
−
7
)
=
8
x
+
1
7
(
(
)
)
|
|
[
[
]
]
√
√
≥
≥
7
7
8
8
9
9
≤
≤
4
4
5
5
6
6
/
/
^
^
×
×
>
>
∩
∩
∪
∪
1
1
2
2
3
3
-
-
+
+
÷
÷
<
<
π
π
∞
∞
,
,
0
0
.
.
%
%
=
=
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
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