সূত্র ও অনুসিদ্ধান্ত (বর্গ)
A
| 01 |
|
সূত্র |
| 02 |
|
অনুসিদ্ধান্ত |
![\[ \ (a+b)^2 = a^2 + 2ab + b^2 \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-51b5f42c614f4d24bf8aac233c8e1e7a_l3.png "Rendered by QuickLaTeX.com")
![\[ \ (a+b)^2 = (a-b)^2 + 4ab \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-108608cea3d4500cb36849e6092cad65_l3.png "Rendered by QuickLaTeX.com")
B
| 03 |
|
সূত্র |
| 04 |
|
অনুসিদ্ধান্ত |
![\[ \ (a-b)^2 = a^2 - 2ab + b^2 \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-8d7a715c8cdbb3e6b51b413f163dd07a_l3.png "Rendered by QuickLaTeX.com")
![\[ \ (a-b)^2 = (a+b)^2 - 4ab \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-4164dffd686332cf2689c7e170252ef5_l3.png "Rendered by QuickLaTeX.com")
C
| 05 |
|
অনুসিদ্ধান্ত |
| 06 |
|
অনুসিদ্ধান্ত |
| 07 |
|
অনুসিদ্ধান্ত |
| 08 |
|
সূত্র |
![\[ \ a^2 + b^2 = (a+b)^2 - 2ab \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-b3b5443ed3bccb9a8245a0cd51a18417_l3.png "Rendered by QuickLaTeX.com")
![\[ \ a^2 + b^2 = (a-b)^2 + 2ab \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-b6997a923c6b429e22653ec8828e0339_l3.png "Rendered by QuickLaTeX.com")
![\[ \ a^2 + b^2 = \frac{(a+b)^2 + (a-b)^2}{2} \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-e751eaa71185261aebd9933451f1265b_l3.png "Rendered by QuickLaTeX.com")
![\[ \ a^2 - b^2 = (a+b)(a-b) \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-85bb6c3b440622237ba402e06fd43039_l3.png "Rendered by QuickLaTeX.com")
D
| 09 |
|
অনুসিদ্ধান্ত |
| 10 |
|
অনুসিদ্ধান্ত |
| 11 |
|
অনুসিদ্ধান্ত |
![\[ \ 2(a^2 + b^2)=(a+b)^2+(a-b)^2 \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-5c07bae3e3f8ffc23968a33eb4042c2c_l3.png "Rendered by QuickLaTeX.com")
![\[ \ 4ab=(a+b)^2-(a-b)^2 \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-5ed69953d2a693e75e9d44b68aaad625_l3.png "Rendered by QuickLaTeX.com")
![\[ \ ab = (\frac{a+b}{2})^2 - (\frac{a-b}{2})^2 \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-b840e7440853e6e85fb11904f22252f2_l3.png "Rendered by QuickLaTeX.com")
E
| 12 |
|
সূত্র |
| 13 |
|
সূত্র |
![\[ \ (a+b+c)^2=a^2+b^2+c^2+2ab+2bc+2ca \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-a1a5a3bbdee1d39352bef59e40c6b420_l3.png "Rendered by QuickLaTeX.com")
![\[ \ (x+a)(x+b) = x^2 + (a+b)x + ab \]](http://mathbd.com/wp-content/ql-cache/quicklatex.com-e8639774ebd3c6b7c8c38f5dddb329f5_l3.png "Rendered by QuickLaTeX.com")
Vary wonderfull thing.