Answer :

Given, ( – √2) ( + √2)


Need to simplify it


we know that (a–b)(a+b) = a2 – b2


the given expression can be written in this form


()2 –(√2)2


= 13 –2


= 11


Hence, ( – √2) ( + √2) is simplified into 11


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Bonus Questions on RationalizationBonus Questions on RationalizationBonus Questions on Rationalization47 mins
The Curious Case of Irrational NumbersThe Curious Case of Irrational NumbersThe Curious Case of Irrational Numbers43 mins
Introduction to Irrational NumbersIntroduction to Irrational NumbersIntroduction to Irrational Numbers50 mins
Smart Revision | Rapidly Revising Exponents of Real NumbersSmart Revision | Rapidly Revising Exponents of Real NumbersSmart Revision | Rapidly Revising Exponents of Real Numbers53 mins
Terminating & Non - Terminating Decimal ExpansionTerminating & Non - Terminating Decimal ExpansionTerminating & Non - Terminating Decimal Expansion51 mins
Irrational numbers on Number lineIrrational numbers on Number lineIrrational numbers on Number line32 mins
Smart Revision | Master Rational and Irrational NumbersSmart Revision | Master Rational and Irrational NumbersSmart Revision | Master Rational and Irrational Numbers58 mins
RD Sharma | Practice Imp.Qs. on Number SystemRD Sharma | Practice Imp.Qs. on Number SystemRD Sharma | Practice Imp.Qs. on Number System48 mins
Champ Quiz | RationalizationChamp Quiz | RationalizationChamp Quiz | Rationalization30 mins
Smart Revision | Quiz on Number SystemSmart Revision | Quiz on Number SystemSmart Revision | Quiz on Number System43 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

Simplify

<
Tamilnadu Board Math Term-III

Simplify

<
Tamilnadu Board Math Term-III

Simplify thTamilnadu Board Math Term-III

Simplify thTamilnadu Board Math Term-III

Simplify thTamilnadu Board Math Term-III

Simplify thTamilnadu Board Math Term-III

Simplify

<
Tamilnadu Board Math Term-III

Simplify
(10+
Tamilnadu Board Math Term-III