Question

simplify (√13+√15) (√13-√15)​

Answer 1

Answer:

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

=(√13)^2-(√15)^2

=13-15

=-2

HOPE IT HELPS U!!!

Answer 2

Answer:

here's is your answer

Step-by-step explanation:

we can also write

(✓13)*2-(✓15)*2

13-15

-2