Question

( 3√5+3√2)+(3√5-3√2)

Answer 1

Answer:

The answer is $6\sqrt 5$

Step-by-step explanation:

$( 3\sqrt5+3\sqrt 2)+(3\sqrt 5-3\sqrt 2)\\= 3\sqrt5+3\sqrt 2+3\sqrt 5-3\sqrt 2\\=(3\sqrt 5+3\sqrt 5)+(3\sqrt 2-3\sqrt 2)\\=6\sqrt 5+0=6\sqrt 5$