Question

plzz answer this ..........​

Answer 1

Answer:

√a*√a = a

√b*-√b = -b

so, (√a+√b) (√a-√b) = a-b. ANS.

Answer 2

Answer:

(√a + √b)(√a - √b)

= (√a×√a) + (√b× -√b)

= √a + (-√b)

= √a - √b. ans.

HERE IS YOUR ANSWER MATE.