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Chrome File Edit View History Bookmarks People Window Help Bla X e www.webassign.net/web/student/Assignment-Responses/submit?dep 16041606#o16 16, O -1 points SAlgTrig4 6.5.048 Find the exact value of the expression, if it is defined. (If an answer is undefined, enter UNDEFINED.) sin tan V3 Submit Answer Save Progress 17 111 points l Previous Answers SAlgTrig4 6.5.044 Find the exact value of the expression, if it is defined. (If an answer is undefined, enter UNDEFINED.) (sin-1(o)) cos

Solution

Solution:16

/3 is a special angle that gives:

sin(-/3) = -sin(/3) = -3/2 ...(1) and
tan(-/3) = -3 ...(2)

By (2), tan^-1(-3) = -/3
By (1), sin(-/3) = -3/2

Sin(tan^-1(-3)) = -3/2