Functions Worksheet With Answer Key Page 4
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10Name: ________________________
ID: A
____ 13.
a.
(4, 10), (7, 14), (10, 2), (13, 6)
c.
(14, 7), (10, 4), (6, 13), (2, 10)
b.
(4, 14), (7, 10), (10, 6), (13, 2)
d.
(4, 10), (7, 14), (10, 6), (13, 2)
Find the value of x for the given value of y.
____ 14.
; y = 18
a.
20
c.
11
b.
10
d.
34
____ 15.
; y = 24
a.
108
c.
84
b.
20
d.
36
Write a function rule for the statement.
____ 16. The output is six times the input.
a.
y = 6x
c.
x = 6y
b.
y = x
6
d.
____ 17. The output is five less than the input.
a.
y = 5
c.
y = 5x
b.
y =
d.
____ 18. The output is eight more than the input.
a.
c.
y = 8 + x
b.
y =
d.
y = 8x
____ 19. The output is one-fifth of the input.
a.
x = y
c.
b.
y = x
d.
y = x
Name the word that matches the definition given.
____ 20. In a relation, ____ is associated with output.
a.
input
d.
mapping diagram
b.
output
e.
function
c.
relation
f.
function rule
4
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