(2√1+1√2)/1+(3√2+2√3)/1+(1+4√3+3√4)/1+……(10√9+9√10)/1=?反了1/(2√1+1√2)+1/(3√2+2√3)+1/(1+4√3+3√4)+……1/(10√9+9√10)
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2√2(√2+1/√2)-(√27-√12/√3)
|√6|-√2+√(√2-1)² -√(√6-3)²
(√3+1)²-2(√3+√2)(√3-√2)
计算3√2×√2/3-√(2-√5)+1/√5+2
1 √32-3√1/2+√22 √12+√27/√3-√1/3×√123 √50+√30/√8-44 √24+√216/√6+55 (√6-2√15)×√3-6√1/26 √2/3-4√216+43√1/67 √8+√30-√28 √1/7+√63-√1129 √40-5√1/10+√1010 √2+√8/√2
|√2-√3|+|√2-1|-√(2√3-6)²要过程
|√6-√2|+|1-√2|+|√6-3|
计算:√4-√3/√12+√3-√2/√6+√2-√1/√2=?
(√5-√3)²+√60-(√2+1)(√2-1)
1/2√24-6√8/3+√3(√3-√2)
证明:1/(√3-√2)
1、 4√12 - 9√1/3 + 1/2√752、 (√5+√3-√2)(√5-√3+√2)
(√3+√2)*(√3-√2)= √1/7+√28-√700=
计算:√1/(√1+√2010)+√2/(√2+√2009)+√3/(√3+√2008)+...+√2010/(√2010+√1)
2/3√2-√1/2+√8-√3+√12-√18
化简:(1+2√3+√5)/(√3+3+√5+√15)
计算1/√2+1/(√3+√2)-2/√3-1,
(√24-√0.5-2√2/3)-(√1/8 -√6 )