A-circle-x-2-y-2-2x-4y-5-0-with-centr-0-is-cut-by-a-line-y-2x-5-at-points-P-and-Q-Show-that-QO-is-perpendicular-to-PO- Tinku Tara June 4, 2023 Geometry 0 Comments FacebookTweetPin Question Number 59287 by pete last updated on 07/May/19 Acirclex2+y2−2x−4y−5=0withcentr0iscutbyaliney=2x+5atpointsPandQ.ShowthatQOisperpendiculartoPO. Answered by tanmay last updated on 07/May/19 solvey=2x+5andx2+y2−2x−4y−5=0x2+4x2+20x+25−2x−4(2x+5)−5=05x2+10x=0x(x+2)=0whenx=0y=5whenx=−2y=1P(0,5)Q(−2,1)x2−2x+1+y2−4y+4−10=0(x−1)2+(y−2)2=10centreO(1,2)m1=slopeOP=5−20−1=−3m2=slopeOQ=2−11−(−2)=13m1×m2=−3×13=−1soOP⊥OQ Commented by pete last updated on 07/May/19 thanksverymuchsir Commented by tanmay last updated on 07/May/19 mostwelcome… Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: The-latest-update-allows-you-to-write-any-language-using-system-keyboard-for-example-Next Next post: Question-190357 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Save my name, email, and website in this browser for the next time I comment.