Question

find the product using suitable identity (2xy+7yz)(2xy+7yz)​

Answer 1

Step-by-step explanation:

ans 4x2y2 + 49y2z2 +28xyz

Answer 2

Answer:

answer galat hai yeh hai sahi ans

$4x {}^{2}y { }^{2} + 49y {}^{2} z {}^{2} + 28xy {z}^{2}$

their is

$2(2xy) (7yz)$

So it will be

$28xy {}^{2} z$