Identify Functions (Equations) Worksheet Template With Answer Key
ADVERTISEMENT
1
2Identify Functions (Equations)
Name:
Determine if each equation describes a function (yes) or not (no). In the eqation x
A n s w e r s
represents the input and y represents the output.
7
9
yes
1) y = 2 - x
2) y
= x
1.
yes
2.
4
3) y
4) y = x + 5
no
= 2 × x
3.
yes
4.
3
5) y
6) y = 4 ÷ x
yes
= 2 ÷ x
5.
yes
6.
5
3
7) y
8) y = -6
yes
= x
7.
yes
8.
6
7
9) y
10) y = x × 9
= x
no
9.
yes
10.
8
11) x = 7 - y
12) x × 2 = y
yes
11.
no
12.
2
7
-4
13) y
14) y
= x
- 7 = x
no
13.
no
14.
-8
-8
15) y
16) y
= x × 2
= 9x
no
15.
no
16.
-6
17) y
18) 9y = 6x
= x - 2
no
17.
yes
18.
-2
-6
19) y
20) y
÷ 5 = x
= x + 3
no
19.
no
20.
1-10 95 90 85 80 75 70 65 60 55 50
Math
4
11-20 45 40 35 30 25 20 15 10 5
0
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Education