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• CBSE×
• Class 9×
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• Irrational Numbers×

Irrational Numbers Free Doubts and Solutions

Rationalize     the denominator Asked by vinayakjha24 12th May 2019, 3:02 PM

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find the value  Asked by arunkumarsingh0004 16th April 2019, 10:18 PM

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Respected teacher, how can we insert an irrational number between 2 and 2.5

Asked by spankaj.ekt 11th April 2019, 7:28 PM

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What are irrational number

Asked by santusanvi1706 9th April 2019, 5:55 PM

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what is the answer of (2 root 2 + 5) * (4 root 2 + 3) when multiplied

Asked by vibhutiagarwal340 2nd April 2019, 9:32 AM

× Asked by shivnath6701 26th February 2019, 4:27 PM

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find the irrational number between 786 and 787.

Asked by divyasharma77767 6th February 2019, 11:43 PM

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Question number 22 Asked by sarveshkumari0131 26th December 2018, 11:06 PM

× Asked by 367148347185955 23rd November 2018, 2:45 PM

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Evaluate root10*root15

Asked by Muruga 8th March 2018, 3:35 PM

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Find the square root:14+6√5

Asked by ashutoshtaparia53 27th February 2018, 9:50 PM

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Show root 5 and 7 on number lili

Asked by ayushraj0911 9th February 2018, 7:37 PM

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If√2=1.4142,then find the value of√√2-1/√2+1

Asked by ABHILASHA 21st January 2018, 9:29 PM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 15th January 2018, 3:09 PM

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Which of the following surds is greatest in magnitude? sixth root of 17, root 2, twelfth root of 25, cube root of 4

Asked by aahnik.mohanty 27th November 2017, 8:09 PM

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Identify whether is a rational or an irrational number.

Asked by Topperlearning User 28th July 2017, 9:06 AM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 28th July 2017, 9:06 AM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 28th July 2017, 9:05 AM

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Identify the following as rational or irrational. Asked by Topperlearning User 28th July 2017, 9:04 AM

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Identify the following as rational or irrational. Give the decimal representation of the number: Asked by Topperlearning User 28th July 2017, 9:03 AM

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Show that the irrational numbers and lie between 2 and 3.

Asked by Topperlearning User 28th July 2017, 8:57 AM

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Find one irrational number between 3 and 4.

Asked by Topperlearning User 28th July 2017, 8:56 AM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 28th July 2017, 8:56 AM

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Find an irrational number between and Asked by Topperlearning User 28th July 2017, 8:55 AM

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find 'a' and 'b' if 5+2 /7+4 =a+b Asked by piyush 8th July 2017, 10:14 AM

× how do you do a sum  having root inside a root ?

Asked by meghanavincent25 23rd June 2017, 9:10 PM

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What are irrational number

Asked by motihari 17th June 2017, 7:31 AM

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SOLVE THIS : if a =2 + then find + 1 by Asked by meghanavincent25 14th June 2017, 6:32 PM

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Express 0.999......in the form of p/q.why the answer makes sense .

Asked by ABHILASHA 14th April 2017, 8:09 PM

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how to irrational numbers on numberline

Asked by Nageshwar 30th March 2017, 6:54 PM

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Show that 7 -  3 is irrational

Asked by gpnkumar0 5th September 2016, 8:55 PM

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5+root 11/3+2 root 11=a+(b root 11)

Asked by Aashna 25th May 2016, 8:24 PM

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Simplify: Asked by Nandish 7th May 2016, 6:35 PM

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sir, how to represent many irrational numbers on the same number line?

Asked by Crystal 5th April 2016, 8:56 PM

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sum of two irrational numbers whose product is a rational number

Asked by sanjeev.mami 30th September 2015, 8:32 PM

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I want to know that how is irrational and 22/7 is rational ?

Asked by prakritiprakash12 7th June 2015, 8:05 AM

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If a =  ,b = Asked by Turjo Bhattacharjee 28th May 2015, 9:56 PM

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if x= 1/2- then find the value of - 2 - 7x + 5

Asked by Petulla Mishra 18th May 2015, 5:29 PM

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if x = + 1 /2 then find the value of 4 + 2 - 8x + 7

Asked by Petulla Mishra 18th May 2015, 9:38 AM

× Asked by deepa1973 14th September 2014, 2:18 PM

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what are surds?

Asked by kaushal_012 30th August 2014, 8:49 PM

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solve: 1/(√3+√5-√7)

Asked by rkjha_in 21st August 2014, 8:32 PM

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Instead of dividing and finding the r nos between  we can multiply it and find out

Asked by Shashank.bala 8th August 2014, 7:51 AM

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sum of irrational number & rational number needn't be a irrational number.

Asked by Ayan 28th July 2014, 3:51 PM

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evalute 5 2 6 first sq root for allthe nos,                                                   here i splited 5 in to 2 and 3 since 3 2=6 and expression became 3+2+2 3 2 again first sq root s for all the nos.,then this expression becomes whole sq root of 3+ 2 using (a+b)whole square but since a+b s possitive addn s commutative it s possible when it s (a-b) whole sq i.d how we ll decide which no. has to be taken first

Asked by vijayalqakshmi muralidhar 22nd July 2014, 1:14 PM

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evalute 5 2 6 first sq root for allthe nos,                                                   here i splited 5 in to 2 and 3 since 3 2=6 and expression became 3+2+2 3 2 again first sq root s for all the nos.,then this expression becomes whole sq root of 3+ 2 using (a+b)whole square but since a+b s possitive addn s commutative it s possible when it s (a-b) whole sq i.d how we ll decide which no. has to be taken first

Asked by vijayalqakshmi muralidhar 22nd July 2014, 1:14 PM

× solve

Asked by deeptisingh25 28th June 2014, 3:45 PM

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simply question no. 6 of VSAQs of cce formative assesment of chapter no. third, pg no3.16 of RD SHARMA

Asked by Prachi Jha 23rd June 2014, 9:50 PM

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can u plz explain me how sum no 11 of RD SHARMA page no3.15 how it can be solved

Asked by Prachi Jha 21st June 2014, 3:39 PM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 4th June 2014, 1:23 PM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 4th June 2014, 1:23 PM

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Evaluate

Asked by Topperlearning User 4th June 2014, 1:23 PM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 4th June 2014, 1:23 PM

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Find two rational numbers between and .

Asked by Topperlearning User 4th June 2014, 1:23 PM

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Find three rational numbers between 1 and 3.

Asked by Topperlearning User 4th June 2014, 1:23 PM

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CBSE - IX - Mathematics - Number System

Asked by Topperlearning User 4th June 2014, 1:23 PM

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how can i prove that  root 7 is an irrational no with method

Asked by Prachi Jha 10th May 2014, 7:43 PM