The table represents the function (x). What is f(3)?
0-9
0-1
0 1
O 9
х
-3
-2
-1
0
1
2
3
f(x)
-9
-6
-3
0
3
6
9

Step-by-step explanation:

Given:

The attached table

Required

Find f(3)

The attached table is a representation of;

Substitute 3 for x

From the table:

15.5

step-by-step explanation:

5

∑

n = 1

substitute n = 1, 2, 3, 4, 5 and sum the terms

= + + + 2² + 2³

= 0.5 + 1 + 2 + 4 + 8

= 15.5

equal to

step-by-step explanation: