Request a call back

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

CBSE Class 9 Answered

pls. answer
Asked by raghavendran7 | 27 Mar, 2010, 12:47: PM
Expert Answer

x2 - 1 is a factor of the given polynomial,

then, x2 = 1

x = 1 and x = -1

Put x = 1, in the polynomial,

1+a-3+2+b = 0

a+b = 0        .... (1)

Put x = -1, in the polynomial,

1-a-3-2+b = 0

b-a = 4  ....(2)

Solving (1) and (2),

a = -2, b = 2.

regards,

Team,

TopperLearning.

 

Answered by | 28 Mar, 2010, 06:54: AM
CBSE 9 - Maths
Asked by kbalanbiju | 18 Jan, 2023, 07:16: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by anikk659 | 08 Jan, 2023, 03:41: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by latikaa30 | 17 Dec, 2022, 08:40: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by lovebagri455 | 14 Jul, 2022, 04:56: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by avani2713 | 08 Jul, 2022, 01:52: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by yeshudarsh | 05 Jul, 2022, 06:38: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by janardanjc1982 | 28 Jun, 2022, 08:21: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by meghapatel29121998 | 23 Jun, 2022, 10:08: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by dpsvijender | 21 Jun, 2022, 10:37: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by mmansingh949 | 21 Jun, 2022, 09:54: AM
ANSWERED BY EXPERT
Get FREE Sample Mock Papers for Final Exams
Download Now
×