化简√2×(√2+1/√2)-√18-√8/√2

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化简√2×(√2+1/√2)-√18-√8/√2

化简√2×(√2+1/√2)-√18-√8/√2
化简√2×(√2+1/√2)-√18-√8/√2

化简√2×(√2+1/√2)-√18-√8/√2
√2×√2+√2×1/√2-3√2-2
=2+1-3√2-2
=1-3√2

1-3√2

=2√2+1-(3√2-2√2)/√2
=2√2+1-1
=2√2