Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 9 Answered

<div>if x sq.-bx+c=(x+p) (x-q) then factorise x sq.-bxy+cy sq.</div>
Asked by eeshan.nk | 23 Jul, 2016, 10:59: PM
Expert Answer
begin mathsize 16px style straight x squared minus bx plus straight c equals left parenthesis straight x plus straight p right parenthesis left parenthesis straight x minus straight q right parenthesis
rightwards double arrow straight x squared minus bx plus straight c equals straight x squared plus left parenthesis straight p minus straight q right parenthesis straight x minus pq
rightwards double arrow straight b equals straight q minus straight p comma space straight c equals negative pq
So comma space straight x squared minus bxy plus cy squared equals straight x squared plus left parenthesis straight p minus straight q right parenthesis xy minus pqy squared
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals straight x squared plus pxy minus qxy minus pqy squared
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals straight x left parenthesis straight x plus py right parenthesis minus qy left parenthesis straight x plus py right parenthesis
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals left parenthesis straight x plus py right parenthesis left parenthesis straight x minus qy right parenthesis end style
Answered by Rebecca Fernandes | 24 Jul, 2016, 12:30: PM
CBSE 9 - Maths
Asked by latikaa30 | 17 Dec, 2022, 08:40: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by rabibasanti2019 | 09 May, 2022, 11:17: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by mobarakhussain70993 | 29 Aug, 2021, 08:41: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by muralibajar1982 | 25 Jul, 2021, 03:01: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by vchanchal227 | 06 Mar, 2021, 01:34: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by amittomer | 25 May, 2020, 03:40: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by ramasareverma99 | 07 May, 2020, 02:03: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by rajusdahat76 | 28 Sep, 2019, 02:10: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by shaveta.rishabh | 09 Jul, 2019, 11:35: PM
ANSWERED BY EXPERT
Free Sample Papers - Click Here
×