Question

(xiii) (y-4) (y + 4) find the product using suitable identity ​

Answer 1

Answer:

Step-by-step explanation:

(y-4)y+(y-4)4

y^2-4y+4y-16

y^2-16

Answer 2

Answer:

Step-by-step explanation: HELLO  FRIEND

using the identity - (a-b) (a+b) = a square - b square , we will solve this question.....

(y-4) (y+4) = y square - 4 square

                 = y square - 16

HOPE  THIS  ANSWER  HELPS  YOU

THANK   YOU