Quiz problem Home › Forums › Math Olympiad, I.S.I., C.M.I. Entrance › Algebra › Quiz problem Tagged: Divisibility This topic contains 1 reply, has 2 voices, and was last updated by Nitin Prasad 1 month ago. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts July 13, 2019 at 11:12 am #30007 Aniruddha BardhanParticipant See the attachment. My approach: There are even number of term. Let 1st 1003 terms give R as remainder when divided by 2007. So last 1003 terms give -R when divided by 2007 as power is odd. So expression is divided by 2007. but given ans is none of this. Attachments:You must be logged in to view attached files. July 15, 2019 at 9:43 pm #30502 Nitin PrasadParticipant Yeah, your answer is correct again. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic.