Question

simple solve (√5-√2)(√5+√2)​

Answer 1

Answer:

$identity = (a + b)(a - b) = {a}^{2} - {b}^{2} \\ (√5-√2)(√5+√2) = 5 - 2 = 3$

Answer 2

the answer is 3... refer to the attachment for step wise explanation