Question

using suitable identity find:
(2a/3 +3) (2a/3-3)

please answer fast​

Answer 1

Answer:

Hence, the right answer is =((4a^2/9)-81)/9

Step-by-step explanation:

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

=(2a/3)^2-(3)^2

=(4a^2/9)-9

=((4a^2/9)-81)/9