Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days
8104911739
For Business Enquiry

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number

022-62211530

Mon to Sat - 11 AM to 8 PM

Ask Irrational Numbers question free ×

Queries asked on Sunday and after 7 pm from Monday to Saturday will be answered after 12 pm the next working day.

  • CBSE×
  • Class 9×
  • Mathematics×
  • Number System×
  • Irrational Numbers×

Irrational Numbers Free Doubts and Solutions

CBSE - IX - Mathematics - Number System

Rationalize     the denominator              fraction numerator 1 plus square root of 2 over denominator 3 plus 2 square root of 2 end fraction

Asked by vinayakjha24 12th May 2019, 3:02 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

find the value 

open parentheses square root of 5 close parentheses to the power of negative 3 space space end exponentopen parentheses square root of 2 close parentheses to the power of negative 3 end exponent

Asked by arunkumarsingh0004 16th April 2019, 10:18 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

What are irrational number

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

bevelled fraction numerator square root of 32 plus square root of 48 over denominator square root of 8 plus square root of 12 end fraction

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

find the irrational number between 786 and 787.

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Question number 22

qsnImg
Asked by sarveshkumari0131 26th December 2018, 11:06 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

square root of 7 plus square root of 48 space end root end root equals square root of m plus square root of n
t h e n space m squared plus n squared equals ?

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

If P equals 2 square root of 7 minus 3 square root of 3 space and Q equals space 1 over P , then find the value of P to the power of 4 minus Q to the power of 4

A) 2110 square root of 3

B)negative 1440 square root of 7

C) 2210 square root of 7

D) negative 2640 square root of 21

Asked by adalroshan2464 14th November 2018, 6:26 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

If pqr=1, then find the value of 

open parentheses fraction numerator 1 over denominator 1 plus p plus q to the power of negative 1 end exponent end fraction plus fraction numerator 1 over denominator 1 plus q plus r to the power of negative 1 end exponent end fraction plus fraction numerator 1 over denominator 1 plus r plus p to the power of negative 1 end exponent end fraction close parentheses

A) pq+qr+rp

B) 1

C) pq+qr

D) bevelled fraction numerator p over denominator q space space end fraction

Asked by adalroshan2464 14th November 2018, 5:49 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Simplify:  left parenthesis square root of 20 space plus square root of 1125 minus square root of 567 right parenthesis left parenthesis square root of 500 plus square root of 245 plus 9 square root of 7 right parenthesis end root

A) 2012

B) 878

C)1445

D) 567

Asked by adalroshan2464 14th November 2018, 5:41 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Evaluate root10*root15

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Find the square root:14+6√5  

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Show root 5 and 7 on number lili 

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System


Identify whether is a rational or an irrational number.

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Identify the following as rational or irrational.

  begin mathsize 12px style square root of 9 over 27 end root end style

Asked by Topperlearning User 28th July 2017, 9:04 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Identify the following as rational or irrational. Give the decimal representation of the number: begin mathsize 12px style 3 square root of 18 end style

Asked by Topperlearning User 28th July 2017, 9:03 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Find one irrational number between 3 and 4.

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Please answer given question

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Find an irrational number between begin mathsize 12px style 1 over 7 end style and begin mathsize 12px style 2 over 7 end style

Asked by Topperlearning User 28th July 2017, 8:55 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

find 'a' and 'b' if 5+2square root of 3/7+4square root of 3
=a+bsquare root of 3

Asked by piyush 8th July 2017, 10:14 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

square root of 3 plus 2 square root of 2 space end root space t h e space w h o l e space r o o t 
how do you do a sum  having root inside a root ?

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

What are irrational number

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

SOLVE THIS : if a =2 + square root of 3  then find square root of a + 1 by square root of a
 
 

Asked by meghanavincent25 14th June 2017, 6:32 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

how to irrational numbers on numberline
 

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Give reason why 3.2576 is a rational number

Asked by Aditya Kumar 20th March 2017, 10:38 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Show that square root of blank end root7 -  3 is irrational

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Simplify:  square root of 3 plus 2 square root of 2 end root

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

sum of two irrational numbers whose product is a rational number

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

If a =square root of 6negative square root of 3,b =square root of 3 minus square root of 2 end root space a n d space c equals square root of 2 minus square root of 6 end root comma space t h e n space f i n d space v a l u e space o f space a cubed plus b cubed plus c cubed minus 2 a b c.

Asked by Turjo Bhattacharjee 28th May 2015, 9:56 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

if x= 1/2-square root of 3  then find the value of  x cubed- 2x squared- 7x + 5

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

if x = square root of 3 space end root+ 1 /2 then find the value of 4x cubed + 2x squared- 8x + 7

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Syntax error from line 1 column 49 to line 1 column 73. Unexpected '<mstyle '.

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

what are surds?
 
 

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

solve:

1/(√3+√5-√7)

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

square root of 125 space divided by square root of 5 end root solve

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Evaluate

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Find two rational numbers between and .

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

Find three rational numbers between 1 and 3.

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Mathematics - Number System

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

 

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

Answer this question

×
Your answer has been posted successfully!

Latest Questions

Chat with us on WhatsApp