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Mathematics
Mathematics
Problem
The table shows some information about a function
f
(
x
)
f(x)
f
(
x
)
. |
x
x
x
| 1 | 3 | 4 | |---|---|---| |
f
(
x
)
f(x)
f
(
x
)
| 4 | 8 | 5 | |
f
′
(
x
)
f'(x)
f
′
(
x
)
| -1 | 4 | 2 | A graph has equation
y
=
f
(
x
)
y = f(x)
y
=
f
(
x
)
. Find the gradient of the graph at the point where
y
=
4
y = 4
y
=
4
.
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