Question

simplify :- (2root 3+root5) (2root3-root5) ​

Answer 1

Answer:

/ 》 7. ( Answer ).

Step-by-step explanation:

■ GIVEN ,

( 2√3 + √5 ) ( 2√3 - √5 )

■ Solution :-----

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

So, 》 ( 2√3 + √5 ) ( 2√3 - √5 )

= (2√3)^2 - (√5 ) ^2

= 12 - 5

= 7 . ( Answer ).

Answer 2

Please mark as brainliest