Add New Description

Fill up the form and submit

নিচের কোনটি অভেদ?

{(x - 3)}^{2} + {(x + 3)}^{2} = 2 (x^{2} + 9)

{(x + 2)}^{2} + {(x - 2)}^{2} = = x^{2} + 4

x^{3} - y^{3} = (x + y) (x^{2} + x y + y^{2})

{(x + y)}^{2} + {(x - y)}^{2} = 4 x y

ANS : 1

Descrption

To add a description please, login first. click here to login

Cancel Login