1.

(√2-√8)²

Answer» 2
[1 {√2}^2 + (√8)^2 - {2√2 × √8}]【√2 × √8 = 2】 2 + 8 - 8.Ans = 2
Using identity 1{√2}^2+(√8)^2 -{2√2×√8}【√2×√8= 2】2+8-8 Ans = 2
√2-8√8


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