Question

use suitable identity to simplify
( 6x-7 ) ( 6x+7 )​

Answer 1

Answer:

Since then, over the next two decades, India has launched 319 foreign satellites, including one Chinese satellite -- some on a standalone basis and mostly as a piggyback on India's own satellite. "ISRO has earned Rs 1,245.17 crore during the last five years launching satellites from 26 countries."

Answer 2

Answer:

Identity used here will be (a+b)(a-b) = a^2-b^2

(6x-7)(6x+7)

=(6x)^2 - (7)^2

=36x^2 - 49