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Mathematics
Mathematics
Problem
Find
(
g
∘
f
)
(
x
)
(g\circ f)(x)
(
g
∘
f
)
(
x
)
if
f
(
x
)
=
2
x
−
5
f(x)=2x-5
f
(
x
)
=
2
x
−
5
and
g
(
x
)
=
x
2
+
1
g(x)=x^{2}+1
g
(
x
)
=
x
2
+
1
. a)
4
x
2
−
20
x
+
25
4x^{2}-20x+25
4
x
2
−
20
x
+
25
b)
2
x
2
−
3
2x^{2}-3
2
x
2
−
3
c)
4
x
2
−
20
x
+
26
4x^{2}-20x+26
4
x
2
−
20
x
+
26
d)
4
x
2
−
10
x
+
26
4x^{2}-10x+26
4
x
2
−
10
x
+
26
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