1. State whether each of the following relations are functions. (3K) Number of Weeks Worked Total Amount Earmed ($) 10 1850 y--4x+5 8 675 520 2 4. 480 11 8 1100 Function: YES / NO Function: YES / NO Function: YES | NO
1. State whether each of the following relations are functions. (3K) Number of Weeks Worked Total Amount Earmed ($) 10 1850 y--4x+5 8 675 520 2 4. 480 11 8 1100 Function: YES / NO Function: YES / NO Function: YES | NO
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Transcribed Image Text:4. A) Draw the mapping diagram for the ordered pairs. (2C)
B) State the domain and range. (2A)
C) Is this relation a function? (1A)
00
( -1
( -2
( 2
-3 )
1
( -3
( -1
1 )
5. Determine the value of each of the functions in the table. (6K)
f(-2)
(1K)
(1K)
f(x) = -x+3
(2K)
(2K)
S(x)= 2x
Transcribed Image Text:1. State whether each of the following relations are functions. (3K)
Number of Weeks Worked Total Amount Earned ($)
-2
10
1850
y=-4x+ 5
8
675
6
520
2
4 X
9
480
11
8
1100
Function: YES / NO
Function: YES / NO
Function: YES / NO
2. Sketch the following graphs.
y = -x+3
(3C)
y = (x-1) – 4
(3C)
3. State the domain and range for the following functions. (4A)
Domain:
{(2, –1), (3, –5), (4, 0), (5, 0), (6, 5) }
x= (y- 2)² + 2
4
Range:
Domain:
Range:
Equation: x =
(y – 2)°
+2
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