Interpreting Function Notation
Given
P
=
f
(
x
)
\displaystyle {P}={f{{\left({x}\right)}}}
P
=
f
(
x
)
where
P
\displaystyle {P}
P
is the profit in thousand of dollars and
x
\displaystyle {x}
x
is the number of units sold, which of the following is the best interpretation of
f
(
\displaystyle {f{{(}}}
f
(
860
)
=
\displaystyle {)}=
)
=
14.5?
If the company sells 860,000 units, they will profit $14.5.
If the company sells 860 units, they will make a profit of $1,450.
If the company sells 860 units, they will make a profit of $14,500.
If the company sells 14.5 units, they will profit $860.
If the company sells 860 units, they will profit $14.5.
If the company sells 14.5 units, it will cost them $860.
If the company sells 860 units, it will cost them $14,500.
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