Question

Please solve this step by step and correctly..!!
I will mark it as Brainliest..!!​

Answer 1

Step-by-step explanation:

Here identity (a-b) ^2=a^2+b^2-2ab is used

(3-2square root 2)^2= 3^2+( 2square root2)^2-2×3×2 square root 2= 9+8-12 square root 2

=17-12 square root 2

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Answer 2

Step-by-step explanation:

1.4142 is the root of 2

(3-2+1.4142)to the power of 2

(1+1.4142)=2.4142 to the power of 2

2.4142×2.4142

=5.82836164