Question

(7√a-5√b)(7√a+5√b)
simplify please
and day identity​

Answer 1

Step-by-step explanation:

( 7√a-6√b) ( 7√a+5√b)

49a + 34√ab - 35√ab - 25b { 35√ab - 35√ab=0}

49a - 25b

Ans.....