Objective 3.2 - Logistic
Which one of the versions of function
f
\displaystyle {f}
f
below is represented in the graph above?
f
(
x
)
=
70
1
+
(
1.33
)
1.5
x
\displaystyle {f{{\left({x}\right)}}}=\frac{{70}}{{{1}+{\left({1.33}\right)}{1.5}^{{{x}}}}}
f
(
x
)
=
1
+
(
1.33
)
1.5
x
70
f
(
x
)
=
80
1
+
(
1.33
)
1.5
x
\displaystyle {f{{\left({x}\right)}}}=\frac{{80}}{{{1}+{\left({1.33}\right)}{1.5}^{{{x}}}}}
f
(
x
)
=
1
+
(
1.33
)
1.5
x
80
f
(
x
)
=
60
1
+
(
3.33
)
1.5
−
x
\displaystyle {f{{\left({x}\right)}}}=\frac{{60}}{{{1}+{\left({3.33}\right)}{1.5}^{{-{x}}}}}
f
(
x
)
=
1
+
(
3.33
)
1.5
−
x
60
f
(
x
)
=
70
1
+
(
3.33
)
1.5
x
\displaystyle {f{{\left({x}\right)}}}=\frac{{70}}{{{1}+{\left({3.33}\right)}{1.5}^{{{x}}}}}
f
(
x
)
=
1
+
(
3.33
)
1.5
x
70
f
(
x
)
=
70
1
+
(
1.33
)
1.5
−
x
\displaystyle {f{{\left({x}\right)}}}=\frac{{70}}{{{1}+{\left({1.33}\right)}{1.5}^{{-{x}}}}}
f
(
x
)
=
1
+
(
1.33
)
1.5
−
x
70
f
(
x
)
=
70
1
+
(
3.33
)
1.5
−
x
\displaystyle {f{{\left({x}\right)}}}=\frac{{70}}{{{1}+{\left({3.33}\right)}{1.5}^{{-{x}}}}}
f
(
x
)
=
1
+
(
3.33
)
1.5
−
x
70
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