solve sin x=-0.4 in the interval 0≤x≤2π

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solve sin x=-0.4 in the interval 0≤x≤2π

Jul 16th, 2015

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Thank you for the opportunity to help you with your question!

sin x=-0.4

x =  sin^ -1  ( - 0.4)

 x=  - 23.578..........................................ANSWER

Please let me know if you need any clarification. I'm always happy to answer your questions.Please let me know if you need any clarification. I'm always happy to answer your questions.
Jul 16th, 2015

x=  - 23.578

The sine function is negative only in the 3rd and 4th quadrants.

so answer is 180 + 23.578   and     360 - 23.578

                     =   203.578      and     336.422

Jul 17th, 2015

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