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3. Solve the following equations for values of 0 from -180° to 180° inclusive: i) tan 0+tan 0=0 ii) Cot 0-5 Cos 0 iii) 3 Cos 0+2 Sec 0+7=0 iv) Cos'0+Sin 0+1=0

3. Solve the following equations for values of 0 from -180° to 180° inclusive: i) tan 0+tan 0=0 ii) Cot 0-5 Cos 0 iii) 3 Cos 0+2 Sec 0+7=0 iv) Cos'0+Sin 0+1=0

Elementary Geometry for College Students
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter11: Introduction To Trigonometry
Section11.CT: Test
Problem 6CT: Without the calculator, determine which number is larger: a tan 250 or tan 260_________ b cos 470 or...
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3. Solve the following equations for values of 0 from -180° to 180° inclusive: i) tan 0+tan 0=0 iii) 3 Cos 0+2 Sec 0+7=0 ii) Cot 0-5 Cos 0 iv) Cos +Sin 0+1=0 (ans.:i)-180,-45,0,135,180; ii)-90,11.5,90,168.5; iii)-109.5,109.5; iv)-90)
Transcribed Image Text:3. Solve the following equations for values of 0 from -180° to 180° inclusive: i) tan 0+tan 0=0 iii) 3 Cos 0+2 Sec 0+7=0 ii) Cot 0-5 Cos 0 iv) Cos +Sin 0+1=0 (ans.:i)-180,-45,0,135,180; ii)-90,11.5,90,168.5; iii)-109.5,109.5; iv)-90)
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