Ncert solutions

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1. NCERT Solutions - Mathematics , Class 8

CHAPTERS

1. Rational Numbers

2. Linear Equations in One Variable

3. Understanding Quadrilaterals

4. Data Handling

5. Squares and Square Roots

6. Cubes and Cube Roots

7. Comparing Quantities

8. Algebraic Expressions and Identities

9. Visualising Solid Shapes

10. Mensuration

11. Exponents and Powers

12. Direct and Inverse Proportions

13. Factorisation

14. Introduction to Graphs

15. Playing with Numbers

EXERCISES

1. Exercise 9.1

2. Exercise 9.2

3. Exercise 9.3

4. Exercise 9.4

5. Exercise 9.5

Q1) Find the product of the following pairs of monomials:

(i) 4, 7p

(ii) -4p, 7p

(iii) -4p, 7pq

(iv) 4p^3,\ -3p

(v) 4p, 0

Q2) Find the areas of rectangles with the following pairs of monomials as their lengths and breadths respectively:

(p,q) ; (10m,5n) ; (20x^2,5y^2) ; (4x,\ 3x^2) ; (3mn,4np)

Q3) Complete the table of products:

(i)

Q4) Obtain the volume of rectangular boxes with the following length, breadth, and height respectively:

(i) 5a,\ 3a^27a^4

(ii) 2p,\ 4q,\ 8r

(iii) xy,\ 2x^2y,\ 2xy^2

(iv) a,\ 2b,\ 3c

Q5) Obtain the product of:

(i) xy, yz, zx

(ii) a,\ -a^2,a^3

(iii) 2,\ 4y,\ 8y^2,16y^3

(iv) a, 2b, 3c, 6abc

(v) m, -mn, mnp

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NCERT Solutions - Mathematics , Class 8

Rational Numbers

Linear Equations in One Variable

Understanding Quadrilaterals

Data Handling

Squares and Square Roots

Cubes and Cube Roots

Comparing Quantities

Algebraic Expressions and Identities

Visualising Solid Shapes

Mensuration

Exponents and Powers

Direct and Inverse Proportions

Factorisation

Introduction to Graphs

Playing with Numbers

Exercise 9.1

Exercise 9.2

Exercise 9.3

Exercise 9.4

Exercise 9.5

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