√27-15√1/3+1/4√48
1个回答
√27-15√(1/3)+1/4*√48
=√(3^3*3)-15√(3/3^2)+1/4*√4^2*3)
=3√3-(15/3)√3+(4/4)√3
=3√3-5√3+√3
=-√3
相关问题
1,3,3,9()是27吗1,3,4,8,15,27,()1,4,3,-1,-4,-3()
根号12+根号27+4分之1又根号48-15又根号3分之1
化简 2√12+4√1/27-3√48-√4/3
2√12(3√48-4√1/8)-2(√1/8-3√27)
√27+√1/3了-√48=多少
(5√3+2√5)平方=?(√48+1/4√6)除以√27=?
计算:(√48+1/4√12)÷27
(5根号48-6根号27+4根号15)除以根号3等于?
(√48+1/2√3/2)÷√27
请计算:2根号12-4根号1/27+3根号48