Monicaa Abhijit Solutions for Chapter: Algebraic Expressions and Identities: Part I, Exercise 7: EXERCISE 5.7

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$103\times 105$

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$108\times 106$

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$97\times 96$

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$102\times 95$

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$59\times 48$

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$28\times 33$

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$995\times 1,004$

Evaluate the following using the identity $(x+a)(x+b)=x^2+(a+b)x+ab$.

$45\times 47$