Question

Simpify this to the simplest form : (√2-1)²

Answer 1

Step-by-step explanation:

using (a-b)²= a²+b²-2ab

(√2-1)² = (√2)²+(1)²-2×√2×1

= 2+1-2√2

= 3-2√2

Answer 2

Answer:

It will solved by identity .

so identity is (a)^2+( b )^2-2( a ) ( b).

Step-by-step explanation:

(√2)^2 + (1)^2 - 2(√2)(1)

2 + 1 - 2√2.

3 - 2√2

I hope its will help you .

thankyou .