Request a call back

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

ICSE Class 9 Answered

Rationalize the denominator of: 1 ÷ 3 - 2×under root 2 + under root 5
Asked by bhengraj68 | 17 May, 2019, 01:52: PM
answered-by-expert Expert Answer
begin mathsize 16px style fraction numerator 1 over denominator 3 space minus space 2 square root of 2 space space plus space square root of 5 end fraction
equals space fraction numerator 1 over denominator open parentheses 3 space minus space 2 square root of 2 close parentheses space space plus space open parentheses square root of 5 close parentheses end fraction cross times space fraction numerator open parentheses 3 space minus space 2 square root of 2 close parentheses space space minus space open parentheses square root of 5 close parentheses over denominator open parentheses 3 space minus space 2 square root of 2 close parentheses space space minus space open parentheses square root of 5 close parentheses end fraction
equals space fraction numerator open parentheses 3 space minus space 2 square root of 2 close parentheses space space minus space open parentheses square root of 5 close parentheses over denominator open parentheses 3 space minus space 2 square root of 2 close parentheses squared space minus space open parentheses square root of 5 close parentheses squared end fraction
equals space fraction numerator open parentheses 3 space minus space 2 square root of 2 close parentheses space space minus space open parentheses square root of 5 close parentheses over denominator 9 space space minus space 12 square root of 2 space plus space 8 space minus space 5 end fraction
equals fraction numerator 3 space minus space 2 square root of 2 space minus square root of 5 space over denominator 12 space minus space 12 square root of 2 end fraction
equals space fraction numerator 3 space minus space 2 square root of 2 space minus square root of 5 over denominator 12 open parentheses 1 space minus space square root of 12 close parentheses end fraction space cross times space fraction numerator 1 space plus space square root of 12 over denominator 1 space plus space square root of 12 end fraction
equals fraction numerator open parentheses 3 space minus space 2 square root of 2 space minus square root of 5 close parentheses open parentheses 1 space plus space square root of 12 close parentheses over denominator 12 left parenthesis 1 space minus space 12 right parenthesis end fraction
equals fraction numerator open parentheses 3 space minus space 2 square root of 2 space minus square root of 5 close parentheses open parentheses 1 space plus space square root of 12 close parentheses over denominator negative 132 end fraction end style
 
img
Answered by Arun | 17 May, 2019, 02:50: PM
ICSE 9 - Maths
Asked by nehaabhang21122016 | 09 Mar, 2024, 12:25: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by pallachulla | 07 Feb, 2024, 07:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by manognatarlada537 | 28 Sep, 2023, 09:06: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by naitikc257 | 23 May, 2023, 03:00: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by mpsinghcex | 23 Jun, 2022, 06:40: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by mirdulkataria1377 | 20 May, 2022, 11:20: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
ok
question image
Asked by scg.naman.21jan.7 | 15 May, 2022, 09:15: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by kk3888436 | 14 Apr, 2022, 06:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by bhattacharyapriyanjana49 | 07 Apr, 2022, 08:43: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Maths
Asked by misradebasis73 | 15 Feb, 2022, 04:21: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×