Question

根号下根号3减2的平方减根号3减1分之4的计算过程

Answer 1

[√(√3-2)]^2-4/(√3-1)

=|√3-2|-4(√3+1)/(√3-1)(√3+1)

=2-√3-4(√3+1)/2

=2-√3-2(√3+1)

=2-√3-2√3-2

=-3√3