NCERT Solutions for Class 8 Maths Chapter 9 (Ex 9.3) Algebraic Expressions and Identities


NCERT Solutions for Class 8 Chapter 9 Algebraic Expressions and Identities -Free PDF Download

Free PDF download of NCERT Solutions Maths Class 8 Solutions Chapter 9 – Algebraic Expressions and Identities solved by Expert Maths Teachers on CoolGyan.Org. All Chapter 9 – Algebraic Expressions and Identities Questions with Solutions for NCERT to help you to revise complete Syllabus and Score More marks.
Maths Revision Notes for Class 8

Chapter NameAlgebraic Expressions and Identities
ChapterChapter 9
ExerciseExercise 9.3
ClassClass 8
SubjectMaths NCERT Solutions
BoardCBSE
TEXTBOOKCBSE NCERT
CategoryNCERT Solutions

NCERT SOLVED


1. Carry out the multiplication of the expressions in each of the following pairs:

(i)   (ii)   (iii) 

(iv) 

(v)  

Ans.

(i) 

(ii) 

(iii)  = 

(iv)  = 

 (v)  = 

= 0 + 0 + 0 = 0


2. Complete the table:

 First expressionSecond expressionProduct
(i)…..
(ii)…..
(iii)…..
(iv)…..
(v)…..

Ans.

First expressionSecond expressionProduct
(i)

(ii)

(iii)

(iv)

(v)

 


3. Find the product:

(i)  

(ii) 

(iii) 

(iv) 

Ans.

 (i) 

(ii) 

(iii) 

(iv)  =


4. (a) Simplify: and find values for

(i)  

(ii) 

(b) Simplify: and find its value for

(i)  

(ii)  

(iii) 

Ans. (a) 

(i) For 

= 108 – 45 + 3 = 66

(ii) For 

(b) 

(i)  For 

= 0 + 0 + 0 + 5 = 5

(ii) For 

= 1 + 1 + 1 + 5 = 8

(iii) For 

 =  =4


5. (a) Add:  and 

(b) Add: and 

(c) Subtract: from 

(d) Subtract: from 

Ans.  (a) 

(b) 

(c) 

(d)