NCERT Class 8
122. Find the length of the side of the given square if area of the square is 625 square units and then find the value of x
27
Jul
122. Find the length of the side of the given square if area of the square is 625 square units and then find the value of x 122. Find the length of the side of the given square if area of the square is 625 square units and then find the value of x July [...]
121. The product of two expressions is x^5 + x^3 + x. If one of them is x^2 + x + 1, find the other.
27
Jul
121. The product of two expressions is x^5 + x^3 + x. If one of them is x^2 + x + 1, find the other. 121. The product of two expressions is x^5 + x^3 + x. If one of them is x^2 + x + 1 find the other July 27, 2021 Category: Chapter [...]
120. Find the value of (ii) 198 x 198 –102 x102 / 96
27
Jul
120. Find the value of (ii) 198 x 198 –102 x102 / 96 120. Find the value of (ii) 198 x 198 –102 x102 / 96 July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
120. Find the value of (i) 6.25 6.25 –1.75 1.75 / 4.5
27
Jul
120. Find the value of (i) 6.25 6.25 –1.75 1.75 / 4.5 120. Find the value of (i) 6.25 6.25 –1.75 1.75 / 4.5 July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
119. Factorise p^4 + q^4 + p^2q^2.
27
Jul
119. Factorise p^4 + q^4 + p^2q^2. 119. Factorise p^4 + q^4 + p^2q^2. July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
119. Factorise p^4 + q^4 + p^2q^2.
27
Jul
119. Factorise p^4 + q^4 + p^2q^2. 119. Factorise p^4 + q^4 + p^2q^2. July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
117. If x – 1/x = 7 then find the value of x^2 + 1/x^2.
27
Jul
117. If x – 1/x = 7 then find the value of x^2 + 1/x^2. 117. If x - 1/x = 7 then find the value of x^2 + 1/x^2. July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,
116. Subtract b (b^2 + b – 7) + 5 from 3b^2 – 8 and find the value of expression obtained for b = – 3.
27
Jul
116. Subtract b (b^2 + b – 7) + 5 from 3b^2 – 8 and find the value of expression obtained for b = – 3. 116. Subtract b (b^2 + b – 7) + 5 from 3b^2 – 8 and find the value of expression obtained for b = – 3. July 27, 2021 [...]
115. What should be added to 4c (– a + b + c) to obtain 3a (a + b + c) – 2b (a – b + c)?
27
Jul
115. What should be added to 4c (– a + b + c) to obtain 3a (a + b + c) – 2b (a – b + c)? 115. What should be added to 4c (– a + b + c) to obtain 3a (a + b + c) – 2b (a – b + [...]
114. Find the value of a, if (iv) pq^2a = (4pq + 3q)^2 – (4pq – 3q)^2
27
Jul
114. Find the value of a, if (iv) pq^2a = (4pq + 3q)^2 – (4pq – 3q)^2 114. Find the value of a if (iv) pq^2a = (4pq + 3q)^2 – (4pq – 3q)^2 July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class [...]