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Intercept with axis
F(x)=log(x+4)-2, what is the x intercept
Correct answer:
x =
96
Step-by-step explanation:
F
(
x
)
=
lo
g
(
x
+
4
)
−
2
F
(
x
)
=
0
lo
g
(
x
+
4
)
−
2
=
0
lo
g
(
x
+
4
)
=
2
x
+
4
=
1
0
2
x
=
1
0
2
−
4
=
9
6
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F(x)=log(x+4)-2, what is the x intercept
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Showing 1 comment:
Dr Math
Assuming "log" is the decadic logarithm (log with base 10)
6 years ago
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You need to know the following knowledge to solve this word math problem:
algebra
equation
basic functions
logarithm
Grade of the word problem:
high school
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