Question

49xsquare + 56xy + 16ysquare.

Answer 1

(7x)square +(4y) square +2*7*4*xy
=(7x+4y)square
is the answer

Hope this helps you
plZz mark as brainliest answer...

Answer 2

((49 • (x2)) + 56xy) + 16y2
(72x2 + 56xy) + 16y2
Factoring 49x2+ 56xy + 16y2
we got (7x + 4y)•(7x + 4y)
Detecting a perfect square -
49x2 +56xy +16y2 is a perfect square . factors into (7x+4y)•(7x+4y)which is another way of writing as (7x+4y)2.

(7x + 4y)2 is the answer.