SUMMI COURSE OUTLINE AN X VA Math 1613 section 65(auf al X C Chegg study l Guide

Question

SUMMI COURSE OUTLINE AN X VA Math 1613 section 65(auf al X C Chegg study l Guided soluti X 90% Search bassign.n et/web/Student/Assignment-Responses/last?dept 5782 Most visited Northwestern oklaho. RangerNetRangemet Blackboard Learn E Sign in to your account Google Scholar -1 points AufCAT7 6.5.004. MLSA. My Notes o Ask Your Teacher This question has several parts that must be completed sequentially. If you skip a part of the question, you will not receive any points for the skipped part, and you will not be able to come back to the skipped part. Tutorial Exercise Find the exact radian value. COS Click here to be Need Help? Reed I LWatch LTalk to Tutor My Notes Ask Your Teacher 3, -1 points AufCAT7 6.5.007. Find the exact radian value. cot-1 Need Help? Read It Watch It LTalk to a Tutor :36 PM 6/9/2017

Explanation / Answer

1) cos^-1 ( -1/sqrt 2 )

let

cos^-1 ( -1/sqrt 2 ) = x

cos x = ( -1/sqrt 2 )

x = 3pi/4 + 2pi*n , 5 pi/4 + 2pi*n

x = 3pi/4 , 5pi/4

cot^-1 ( sqrt3 / 3 )

let

cot^-1 ( sqrt3 / 3 ) = x

cot x = ( sqrt3 / 3 )

x = pi/3 + pi*n

x = pi/3

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