12. Which equation represents the cosine function with amplitude 2 and period 4z. (a) y (с) y = 2 cos %3D CoS (b) (d) COS CoS

Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter4: Graphing And Inverse Functions
Section4.2: Amplitude, Reflection, And Period
Problem 7PS: Sketch the graph of y=2sinx from x=0 to x=2 by making a table using multiples of /2 for x. What is...
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14. Find the angle measure to the nearest tenth of a degree.
tan (2.8778)
(а) 1.2°
(b) 0.3°
(c) 70.8°
(d) 19.2°
15. Find the angle measure to the nearest tenth of a degree.
cos (0.4832)
-1
(a) 61.1°
(b) 1.1°
(c) 0.5°
(d) 28.9°
16. Find the angle measure to the nearest tenth of a radian.
sin (0.8912)
(a) 79.4 rad
(b) 0.2 rad
(c) 10.6 rad
(d) 1.1 rad
17. Find the angle measure to the nearest tenth of a radian.
cos (0.1054)
(a) 0,1 rad
(b) 83.9 rad
(c) 1.5 rad
(d) 6.1 rad
18. What is the value of
10-
Transcribed Image Text:14. Find the angle measure to the nearest tenth of a degree. tan (2.8778) (а) 1.2° (b) 0.3° (c) 70.8° (d) 19.2° 15. Find the angle measure to the nearest tenth of a degree. cos (0.4832) -1 (a) 61.1° (b) 1.1° (c) 0.5° (d) 28.9° 16. Find the angle measure to the nearest tenth of a radian. sin (0.8912) (a) 79.4 rad (b) 0.2 rad (c) 10.6 rad (d) 1.1 rad 17. Find the angle measure to the nearest tenth of a radian. cos (0.1054) (a) 0,1 rad (b) 83.9 rad (c) 1.5 rad (d) 6.1 rad 18. What is the value of 10-
12. Which equation represents the cosine function with amplitude 2 and period 4z.
(a)
CoS
y = 2 cos
%3D
(b)
(d)
cos
COS
%3D
1/2
Transcribed Image Text:12. Which equation represents the cosine function with amplitude 2 and period 4z. (a) CoS y = 2 cos %3D (b) (d) cos COS %3D 1/2
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