Exercise 9.5 Q2 class 8 | CH:9 Algebraic expressions Ncert Maths Ex 9.5 Q2 | Ex 9.5 Q2 class 8 |

Описание к видео Exercise 9.5 Q2 class 8 | CH:9 Algebraic expressions Ncert Maths Ex 9.5 Q2 | Ex 9.5 Q2 class 8 |

Exercise 9.5 Q2 class 8 | CH:9 Algebraic expressions Ncert Maths Ex 9.5 Q2 | Ex 9.5 Q2 class 8 |

In this video we will solve Question number 2 by using Identitity from Exercise 9.5 Ncert mathematics chapter 9 Algebraic expressions and Identities Class 8


Q2. Use the identity
(x + a) (x + b) = x² + (a + b) x + ab
to find the following products.

(i) (x + 3) (x + 7)
(ii) (4x + 5) (4x + 1)
(iii) (4x – 5) (4x – 1) (iv) (4x + 5) (4x – 1)
(v) (2x + 5y) (2x + 3y)
(vi) (2a²+ 9) (2a²+ 5)
(vii) (xyz – 4) (xyz – 2)

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