Chapter 9 – Algebraic Expressions and Identities
Sahay Sir > Question Answers > NCERT Class 8 > Maths > Chapter 9 - Algebraic Expressions and Identities
6. Using identities, evaluate. (iv) 998²
12
Oct
6. Using identities, evaluate. (iv) 998² 6. Using identities evaluate. (iv) 998² October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
6. Using identities, evaluate. (iii) 102^2
12
Oct
6. Using identities, evaluate. (iii) 102^2 6. Using identities evaluate. (iii) 102^2 October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
6. Using identities, evaluate. (ii) 99²
12
Oct
6. Using identities, evaluate. (ii) 99² 6. Using identities evaluate. (ii) 99² October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
4. Simplify. (vii) (m^2 – n^2m)^2 + 2m^3n^2
12
Oct
4. Simplify. (vii) (m^2 – n^2m)^2 + 2m^3n^2 4. Simplify. (vii) (m^2 – n^2m)^2 + 2m^3n^2 October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
4. Simplify. (vi) (ab + bc)^2– 2ab²c
12
Oct
4. Simplify. (vi) (ab + bc)^2– 2ab²c 4. Simplify. (vi) (ab + bc)^2– 2ab²c October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
4. Simplify. (v) (2.5p – 1.5q)^2 – (1.5p – 2.5q)^2
12
Oct
4. Simplify. (v) (2.5p – 1.5q)^2 – (1.5p – 2.5q)^2 4. Simplify. (v) (2.5p – 1.5q)^2 – (1.5p – 2.5q)^2 October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
4. Simplify. (iv) (4m + 5n)^2 + (5m + 4n)^2
12
Oct
4. Simplify. (iv) (4m + 5n)^2 + (5m + 4n)^2 4. Simplify. (iv) (4m + 5n)^2 + (5m + 4n)^2 October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
4. Simplify. (iii) (7m – 8n)^2 + (7m + 8n)^2
12
Oct
4. Simplify. (iii) (7m – 8n)^2 + (7m + 8n)^2 4. Simplify. (iii) (7m – 8n)^2 + (7m + 8n)^2 October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
3. Find the following squares by using the identities. (vi) (2xy + 5y)^2
12
Oct
3. Find the following squares by using the identities. (vi) (2xy + 5y)^2 3. Find the following squares by using the identities. (vi) (2xy + 5y)^2 October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
3. Find the following squares by using the identities. (v) (0.4p – 0.5q)^2
12
Oct
3. Find the following squares by using the identities. (v) (0.4p – 0.5q)^2 3. Find the following squares by using the identities. (v) (0.4p – 0.5q)^2 October 12, 2020 Category: Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,