(1/2)*(根号3-1)^2+1/(根号2-1)+3^1/2-(根号2/2)^-1=?

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(1/2)*(根号3-1)^2+1/(根号2-1)+3^1/2-(根号2/2)^-1=?(1/2)*(根号3-1)^2+1/(根号2-1)+3^1/2-(根号2/2)^-1=?(1/2)*(根号3-1

(1/2)*(根号3-1)^2+1/(根号2-1)+3^1/2-(根号2/2)^-1=?
(1/2)*(根号3-1)^2+1/(根号2-1)+3^1/2-(根号2/2)^-1=?

(1/2)*(根号3-1)^2+1/(根号2-1)+3^1/2-(根号2/2)^-1=?
=1/2×(4-2√3)+ √2-1+√3-√2 =2-√3+√2-1+√3-√2 =1