Request a call back

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

CBSE Class 10 Answered

Find all the integers a such that (x-a)(x-12)+2 can be factored as (x+b)(x+c) where b and c are integers.
Asked by vikasg13.hardware | 07 Aug, 2018, 05:40: PM
answered-by-expert Expert Answer
(x - a)(x - 12) + 2
= x2 - 12x - ax + 12a + 2
= x2 - (12 + a)x + 12a + 2
Discriminant D = a2 - 24a + 136
If a = 9 then x = 10 or 11
If a = 15 then x = 13 or 14
a = 9 will give you x2 - 21x + 110 = (x - 10)(x - 11)
a = 15 will give you x2 - 27x + 182 = (x - 13)(x - 14)
Answered by Sneha shidid | 08 Aug, 2018, 10:32: AM
CBSE 10 - Maths
Asked by shreyarastogi021 | 11 Jun, 2024, 09:51: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by vinitbathija26 | 11 May, 2024, 06:07: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by biswajitgope404 | 09 May, 2024, 09:30: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by harshitpranjalraj24 | 03 Jun, 2022, 09:33: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by s.kmounesha | 23 May, 2022, 02:35: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by karramrudula | 22 Mar, 2022, 11:20: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by amdavadiamdavad | 05 Apr, 2021, 08:57: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by kavithavadla002 | 27 Aug, 2020, 11:02: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by shahbaaz.rocking | 06 Aug, 2020, 04:00: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by manjupal238 | 18 May, 2020, 10:30: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×