CBSE Class 12-science Answered
cos¯¹[cos(680°)]
Asked by harsharyan363 | 15 Aug, 2020, 15:07: PM
Expert Answer
To find the value of cos-1[cos(680°)]
680 = 720 - 40
cos-1[cos(680°)] = cos-1[cos(720° - 40°)] = cos-1[cos(4
Answered by Renu Varma | 18 Aug, 2020, 12:36: PM
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