Question

(√a + √b) (√a - √b) = ​

Answer 1

Answer:

(√a + √b) (√a - √b) = ​a² b²

Hope it helps you!!

:)

Answer 2

Answer:

a-b

Step-by-step explanation:

let x, y have values sqrt a and sqrt b respectively

(x + y)(x - y)

= x^2 - y^2

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

= a - b because (sqrt a) * (sqrt a) = a