Question

(11y - 7) (11y + 7)​

Answer 1

Answer:

121y2-49

Step-by-step explanation:

(11y)2-(7)2

121y2-49

Hope it helps u!!!

Mark me as brainliest...

Answer 2

Answer:

121y^2 - 49

Step-by-step explanation:

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

hope it helps....do mark brainlist