1. Solve the following equation algebraically: (a) cos²0 + sin 0 = 1 for 0 < 0 < 360° (b) 3 sin x = 4 cos x for 0 < 0 < 360°

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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1.
Solve the following equation algebraically:
(a)
cos²0 + sin 0 = 1 for 0 < 0 < 360°
(b) 3 sin x = 4 cos x for 0 < 0 < 360°
Solve the following equation graphically (give your answer in both radians and degrees):
3 sin 3x = 2 cos 2x for 0 < 0 < 360°.
(Use www.desmos.com or another website. Insert a screenshot.)
2.
Transcribed Image Text:1. Solve the following equation algebraically: (a) cos²0 + sin 0 = 1 for 0 < 0 < 360° (b) 3 sin x = 4 cos x for 0 < 0 < 360° Solve the following equation graphically (give your answer in both radians and degrees): 3 sin 3x = 2 cos 2x for 0 < 0 < 360°. (Use www.desmos.com or another website. Insert a screenshot.) 2.
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