Question

will mark the brainlliest if answer is correct
its urgent answer fast​

Answer 1

Step-by-step explanation:

Hope..it helped !!!

Plsss mark me brainliest!!

Answer 2

Answer:

(3z-x-y)(3z+x+y)

Step-by-step explanation:

9z²- x²- 4xy - 4y²

=> (3z)²- { (x)²+2(x×y)+(2y)² }                               (a+b)²=a²+2ab+b²

=> (3z)² - (x+y)²                                                    a²-b²= (a-b)(a+b)

=> (3z-x-y)(3z+x+y)

HOPE IT HELPED!!