if-a-and-b-are-the-root-of-the-quadratic-equation-x-2-2x-3-then-find-the-value-of-2-2- Tinku Tara June 4, 2023 None 0 Comments FacebookTweetPin Question Number 25184 by lucky singh last updated on 05/Dec/17 ifaandbaretherootofthequadraticequationx2+2x+3thenfindthevalueofα2/β+β2/α Commented by prakash jain last updated on 05/Dec/17 x2+2x+3=0α+β=−2αβ=3α2β+β2α=α3+β3αβ=(α+β)(α2+β2−αβ)αβ=(α+β)((α+β)2−3αβ)αβ=−2((−2)2−3×3)3=−2(−5)3=103 Answered by ibraheem160 last updated on 06/Dec/17 α+β=−2αβ=3α2β+β2α=α3+β3αβα3+β3=(α+β)3−3αβ(α+β)⇒(−2)3−3(3)(−2)=10∴α3+β3αβ=103 Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: Question-156252Next Next post: Question-156259 Leave a Reply Cancel replyYour email address will not be published.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.