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if f(x) = 3x – 5 and g(x) = x^2 – x what is the value of f(2/3)
Question
if f(x) = 3x – 5 and g(x) = x^2 – x
what is the value of f(2/3)
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Mathematics
3 years
2021-08-28T13:29:52+00:00
2021-08-28T13:29:52+00:00 1 Answers
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Answers ( )
Set up the composite result function.
f
(
g
(
x
)
)
Evaluate
f
(
g
(
x
)
)
by substituting in the value of
g
into
f
.
f
(
2
x
+
1
)
=
3
(
2
x
+
1
)
−
5
Simplify each term.
Tap for more steps…
f
(
2
x
+
1
)
=
6
x
+
3
−
5
Subtract
5
from
3
.
f
(
2
x
+
1
)
=
6
x
−
2