Question

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Write a rule for the linear function in the table.


X F(x)
-1 -5
2 -2
5 1
8 4


f(x) = x + 4


f(x) = x – 5


f(x) = 3x


f(x) = x – 4

Answer 1

D. f(x) = x - 4

Explanation:

Use the given functions to set up and simplify

4

.

X

F

(

x

)

=

X

F

x

−

1

−

5

=

−

6

2

−

2

=

0

5

=

0

1

=

0

8

=

0

4

=

0