Question

(x square + 2 x z + z square )= ? (x+z)Square​

Answer 1

$\huge{\underline{\mathfrak{\pink{AnSwEr}}}}$
$\huge\orange{\ddot\smile}$

$(x + {z})^{2} = {x}^{2} + {z}^{2} + 2xz$

Answer 2

yes x^2+2xz+z^2 = (x+z)^2

it is based on a identity

(a+b) = a^2+2ab+b^2