# Class 9th maths science group Chapter 4 Exercise 4.4

## Class 9th maths science group Chapter 4 Exercise 4.4

Class 9th maths science group Chapter 4 Exercise 4.410/27/2017 07:01:56 am - notes - 9th - Mathematics Science Group - administrator
This series of lecture is about class 9th maths book exercise 4.4. You will get the lectures and notes about all the exercises of maths 9th, 10th, 11th, 12th. These lectures are related to Punjab Textbook Board PTB, Federal Board, Rawalpindi Board and all other educational boards of Punjab.
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This Lecture includes complete notes of Exercise 4.4 Algebraic Expressions and Algebraic Formulas from class 9th maths (science group) Punjab Text Book Board. For FBISE, RWPBISE and all other boards like Lahore Board, Sargodha Board etc.
In this Lecture you will go through following Topics:
1. Rationalization of Surds
i) Definitions
a) Monomial Surds
b) Binomial Surds
c) Rationalizing factors of Surds
d) Rationalization
e) conjugate of surds
ii) Rationalizing a Denominator
iii) Rationalizing Real Numbers of the types 1/(a+b sqrt{x}), 1/(sqrt{x} + sqrt{y})

Select a question from the list bellow to see the video of that Question directly (works best in Google Chrome Browser):
Q. 1:	Rationalize the denominator of the following.
Q. 2:	Find the conjugate of x + sqrt{y}
Q. 3:	Simplify by combining similar terms
Q. 4:	Simplify
Q. 5: 	(i) If x = 2 + sqrt{3}, find the value of x-1/x and (x-1/x)^2
Q. 5:	(ii) If x = (sqrt{5} - sqrt{2})/(sqrt{5} + sqrt{2}), find the value of x+1/x and x^2+1/x^2  and x^3+1/x^3
Q. 6:	Determine the rational numbers a and b if (sqrt{3}-1)/(sqrt{3}+1)+(sqrt{3}+1)/(sqrt{3}-1)=a+bsqrt{3}.

Class 9th maths science group Chapter 4 Exercise 4.4 All exercises Full Solutions
Class 9th maths science group Chapter 4 Exercise 4.4 Notes
Class 9th maths science group Chapter 4 Exercise 4.4 Video lecture
Class 9th maths science group Chapter 4 Exercise 4.4 All Questions pdf Notes


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Class 9th maths science group Chapter 4 Exercise 4.3 - Notes, Solutions and Video Lectures10/26/2017 05:37:12 pm - notes - 9th - Mathematics Science Group - This series of lecture is about class 9th maths book exercise 4.3. You will get the lectures and notes about all the exercises of maths 9th, 10th, 11th, 12th. These lectures are related to Punjab Textbook Board PTB, Federal Board, Rawalpindi Board and all other educational boards of Punjab.
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