数学2次根式计算
(1)√3/8-(-3/4√27/2+3√1/6)(2)2/3√9x+6√x/4-2x√1/x(3)2/a√4a+√1/a-2a√1/a^3(4)√0.2m+1/m√5m^3-m√125/m(5)√a+b/a-b-√a-b/a+b-√1/a^2-b^2(a>b>0)解不等式(6)2x+√323x+√1.5(8)√27-√75(9)2√8+3/2√18-1/2√32(10)2√12-4√1/27+3√48(11)3√40-√2/5+2√0.1(12)√0.5+√72/2-1/5√50(13)3/2√3/2-5/2√3/2-3√1/6+1.7√6(14)(√45+√27)+(√1又1/3-√125)(15)(4√0.5-2√1/3)-(4√0.125-√12)(16)2/3√9x+6√x/4-2x√1/x说一下技巧