Question

(√8 +√ 2)² is equal to​

Answer 1

Answer:

(√8 +√2)²

(√8)² + (√2)² +2× √8×√2

8+2+2×√16

8+2+2×4

10+8

18

Answer 2

Answer:

(root 8+root 2)^2

using identity( a+b)^2= a^2+b^2+2ab

here, a= root 8

b= root 2

(root 8)^2+(root2)^2+2(root 8)(root 2)

8+2+2root 16

10+2×2×2

10+8

18