7:01 PM PDA + 4.690 56 Expert Help Maths Science 18:59 M Table 16.8 0 30 60 90 120 150 180 0 1.0 Table 16.8 8 0° -1.0 y b) 30° 60° 90° 120° 150° 180° 0 1.0 10 Using a scale of 2 cm to 30° on the 0-axis and 2 cm to 1 unit on the y-axis, draw the graph of y=3 sin 20-cos e for 0° 0≤180°. Use the graph to find the: i) ii) solution of the equation 3 sin 20-cos 0 = 0, correct to the nearest degree maximum value of y, cor- rect to one decimal place. [WAEC]
7:01 PM PDA + 4.690 56 Expert Help Maths Science 18:59 M Table 16.8 0 30 60 90 120 150 180 0 1.0 Table 16.8 8 0° -1.0 y b) 30° 60° 90° 120° 150° 180° 0 1.0 10 Using a scale of 2 cm to 30° on the 0-axis and 2 cm to 1 unit on the y-axis, draw the graph of y=3 sin 20-cos e for 0° 0≤180°. Use the graph to find the: i) ii) solution of the equation 3 sin 20-cos 0 = 0, correct to the nearest degree maximum value of y, cor- rect to one decimal place. [WAEC]
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 49E
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Question
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![7:01 PM PDA
+ 4.690 56
Expert Help
Maths Science
18:59
M
Table 16.8
0 30 60 90 120 150 180
0
1.0
Table 16.8
8
0°
-1.0
y
b)
30° 60° 90° 120° 150° 180°
0
1.0
10
Using a scale of 2 cm to 30° on
the 0-axis and 2 cm to 1 unit on
the y-axis, draw the graph of
y=3 sin 20-cos e for
0° 0≤180°.
Use the graph to find the:
i)
ii)
solution of the equation
3 sin 20-cos 0 = 0, correct
to the nearest degree
maximum value of y, cor-
rect to one decimal place.
[WAEC]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2d0544d3-ff19-4e26-9ada-1fde6053df3e%2F814396b4-02fc-4ffe-b9da-0c08fd6af064%2Farg5eds_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7:01 PM PDA
+ 4.690 56
Expert Help
Maths Science
18:59
M
Table 16.8
0 30 60 90 120 150 180
0
1.0
Table 16.8
8
0°
-1.0
y
b)
30° 60° 90° 120° 150° 180°
0
1.0
10
Using a scale of 2 cm to 30° on
the 0-axis and 2 cm to 1 unit on
the y-axis, draw the graph of
y=3 sin 20-cos e for
0° 0≤180°.
Use the graph to find the:
i)
ii)
solution of the equation
3 sin 20-cos 0 = 0, correct
to the nearest degree
maximum value of y, cor-
rect to one decimal place.
[WAEC]
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