CBSE Class 10 Answered
dear Pawan sir , can you tell an easy way to solve this problem:-
1/{x+4} -1/{x-7}=11/30
Asked by Sakshi Kapoor | 23 Oct, 2013, 08:24: PM
Expert Answer
1 / ( x +4) - 1 / (x - 7) = 11 / 30
(x - 7 - x - 4) / x 2 - 3 x - 28 = 11 / 30
-11 / x 2 - 3 x - 28 = 11 / 30
x2 - 3 x - 28 = - 30
x2 - 3x + 2 = 0
x2 -2x - x + 2 = 0
x ( x - 2) - 1 ( x - 2) = 0
( x - 2) ( x - 1) = 0
x - 2 = 0 or x - 1 = 0
x = 2 or x = 1
Answered by | 23 Oct, 2013, 10:52: PM
Application Videos
Concept Videos
CBSE 10 - Maths
Asked by rrajansinghakb199 | 08 Apr, 2024, 05:12: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by afiyamallick12 | 23 Feb, 2024, 11:32: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by goyelgurav | 18 Dec, 2023, 11:23: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by mehraharshit.dk000 | 05 Oct, 2023, 08:05: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by ruchipandey20071978 | 21 May, 2023, 10:00: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by varma.renu9481 | 25 Jan, 2023, 04:11: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by yogitamanojkumar | 09 Jan, 2023, 04:01: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by nk.neetuhome | 18 Nov, 2022, 03:43: PM
ANSWERED BY EXPERT