Question

Factorise: (20/3)^2 - (7/3)^2.
Please answer with the formula.
The best answer will be marked as the brainliest.​

Answer 1

Answer:

39

Step-by-step explanation:

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

(20/3)^2-(7/3)^2

=(20/3-7/3)(20/3+7/3)

=(20-7)/3*(20+7)/3

=13/3*27/3

=13/3*9

=13*3

=39