Question

-144x² + 264xy + 121y² ?

(A) (12x + 11y) (x + y)
(B) (x - y) (11x + 12y)
(C) (12x - 11y)
(D) (12x + 1ly)​

Answer 1

Step-by-step explanation:

144x² + 264xy + 121y²

from (a+b)² = a²+b²+2ab

the above term can be breaked as -

(12x+11y)²

or (12x+11y)(12x+11y)