Ask a Doubt
Request a call back

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

ICSE Class 9 Answered

(a/2b+2b/a)2 - ( a/2b-2b/a)2  
Asked by vaishu | 22 Jan, 2018, 08:09: PM
answered-by-expert Expert Answer
begin mathsize 16px style open parentheses fraction numerator straight a over denominator 2 straight b end fraction plus fraction numerator 2 straight b over denominator straight a end fraction close parentheses squared minus open parentheses fraction numerator straight a over denominator 2 straight b end fraction minus fraction numerator 2 straight b over denominator straight a end fraction close parentheses squared equals fraction numerator straight a squared over denominator 4 straight b squared end fraction plus 2 cross times fraction numerator straight a over denominator 2 straight b end fraction cross times fraction numerator 2 straight b over denominator straight a end fraction plus fraction numerator 4 straight b squared over denominator straight a squared end fraction minus open parentheses fraction numerator straight a squared over denominator 4 straight b squared end fraction minus 2 cross times fraction numerator straight a over denominator 2 straight b end fraction cross times fraction numerator 2 straight b over denominator straight a end fraction plus fraction numerator 4 straight b squared over denominator straight a squared end fraction close parentheses equals up diagonal strike fraction numerator straight a squared over denominator 4 straight b squared end fraction end strike plus 2 cross times fraction numerator up diagonal strike straight a over denominator 2 up diagonal strike straight b end fraction cross times fraction numerator 2 up diagonal strike straight b over denominator up diagonal strike straight a end fraction plus up diagonal strike fraction numerator 4 straight b squared over denominator straight a squared end fraction end strike minus up diagonal strike fraction numerator straight a squared over denominator 4 straight b squared end fraction end strike plus 2 cross times fraction numerator up diagonal strike straight a over denominator 2 up diagonal strike straight b end fraction cross times fraction numerator 2 up diagonal strike straight b over denominator up diagonal strike straight a end fraction minus up diagonal strike fraction numerator 4 straight b squared over denominator straight a squared end fraction end strike equals 2 plus 2 equals 4 end style
Answered by Sneha shidid | 23 Jan, 2018, 09:19: AM

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 9 - Maths
(2X+3y+5)(2x+3y-5)
question image
Asked by shantanupandey271208 | 21 Apr, 2024, 03:03: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
if X+1÷x =6 find x-1/x ,x²-1/x²
Asked by ysubha24 | 06 Apr, 2024, 06:24: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
if a^2+b^2+c^2=20 and a+b+c=0 find ab+bc+ca  
Asked by ck902183 | 10 Mar, 2024, 11:51: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Q16. 4a² - 12a + 9 - 49b²
Asked by Swatisasturkar | 04 Feb, 2023, 01:38: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
if X+y–z=4 and x²+y²+z²=30, then find value of xy–yz–zx.
Asked by pratimachouhan674 | 29 Jun, 2022, 11:53: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
how can we solve 8 sum
question image
Asked by deeya0121 | 01 Jun, 2022, 10:28: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
a+b=10 and a-b=2 find a^2 + b^2
Asked by pushti.pancholi | 24 Apr, 2022, 02:04: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
If x–1/x =3/2 ,then find x²–1/x²
Asked by sangeetadubey53835 | 06 Jul, 2021, 06:47: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
9(b+2a)2-4a2
Asked by vrundasorathiya83 | 01 Jul, 2021, 10:22: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Use identities to evaluate (i)(101)²
Asked by navkirankaurrehal23 | 27 Apr, 2021, 11:19: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×