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Do Homework-mickey chen-Google Chrome Secure https//www.mathel.com/student/Playertlomework-aspxèhomeworkld 4733600048iquestionid-6Bflushed-fa Math 125.01- Mr. Wiggins Spring 2018 nit mickey Homework: 5.5 Score: 0 of 1 pt 5.5.25 60f 13 (5 complete) ? HV Solve the equation on the interval 10.2x) cos (20) What are the solutions to cos(20)0 2x)? Select the correct choice and to n any answer boxes in your choce Simpity your answer Type an exact answer using z as needed Type your answer in radians Use megers or fractions for any numb OB. There is no solution

Explanation / Answer

cos 2 theta = sqrt 3/2

2 theta = pi/6 + 2npi , 11pi/6 + 2npi

theta = pi/12 + npi , 11pi/12 + npi

solutions are

theta = 13pi/12 , pi/12 , 23pi/12 , 11pi/12

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