Question

Help! how do I do this:
36a^6-9 b^2

Answer 1

Hey user

Here is your answer :-

36a² - 9b²

= ( 6a )² - ( 3b )²

= ( 6a - 3b )(6a + 3b )

[ Identity used :- a² - b² = ( a - b )( a + b) ]

Thank you.