![using the formula (a-b)2=(a2-2ab+b2),evaluate (196)2, (689)2 ,(891)2 - Maths - Linear Equations in Two Variables - 14395159 | Meritnation.com using the formula (a-b)2=(a2-2ab+b2),evaluate (196)2, (689)2 ,(891)2 - Maths - Linear Equations in Two Variables - 14395159 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_c4642b5eb673806bf26fe57d2ec25370.png)
using the formula (a-b)2=(a2-2ab+b2),evaluate (196)2, (689)2 ,(891)2 - Maths - Linear Equations in Two Variables - 14395159 | Meritnation.com
Geometrical Proof of (a+b)^2 = a^2 + 2ab + b^2 | Geometrical Proof of (a+b)^ 2 = a^2 + 2ab + b^2 | By Maths Solutions by Nand Kishore | Facebook
![PPT - ( a + b ) 2 = a 2 + 2ab + b 2 ( a – b ) 2 = a 2 - 2ab + b 2 a 2 – b 2 = ( a + b)( a – b ) PowerPoint Presentation - ID:5597409 PPT - ( a + b ) 2 = a 2 + 2ab + b 2 ( a – b ) 2 = a 2 - 2ab + b 2 a 2 – b 2 = ( a + b)( a – b ) PowerPoint Presentation - ID:5597409](https://image3.slideserve.com/5597409/a-b-2-a-2-2ab-b-2-a-b-2-a-2-2ab-b-2-a-2-b-2-a-b-a-b-l.jpg)