2/3√(9x)+ 6√(x/4)- 2x√(1/x)(5+√6)(√50-√12)1/2√(27)*√(1/45)÷(-3/2√5/6)(6√0.5 - 3√1/3)-4(√1/8-√48)(√20+√5)/√5 - √1/3 × √12
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 19:04:29
![2/3√(9x)+ 6√(x/4)- 2x√(1/x)(5+√6)(√50-√12)1/2√(27)*√(1/45)÷(-3/2√5/6)(6√0.5 - 3√1/3)-4(√1/8-√48)(√20+√5)/√5 - √1/3 × √12](/uploads/image/z/2481543-63-3.jpg?t=2%2F3%E2%88%9A%EF%BC%889x%EF%BC%89%2B+6%E2%88%9A%EF%BC%88x%2F4%EF%BC%89-+2x%E2%88%9A%EF%BC%881%2Fx%EF%BC%89%EF%BC%885%2B%E2%88%9A6%EF%BC%89%EF%BC%88%E2%88%9A50-%E2%88%9A12%EF%BC%891%2F2%E2%88%9A%EF%BC%8827%EF%BC%89%2A%E2%88%9A%EF%BC%881%2F45%EF%BC%89%C3%B7%EF%BC%88-3%2F2%E2%88%9A5%2F6%EF%BC%89%286%E2%88%9A0.5+-+3%E2%88%9A1%2F3%EF%BC%89-4%EF%BC%88%E2%88%9A1%2F8-%E2%88%9A48%EF%BC%89%EF%BC%88%E2%88%9A20%2B%E2%88%9A5%EF%BC%89%2F%E2%88%9A5+-+%E2%88%9A1%2F3+%C3%97+%E2%88%9A12)
2/3√(9x)+ 6√(x/4)- 2x√(1/x)(5+√6)(√50-√12)1/2√(27)*√(1/45)÷(-3/2√5/6)(6√0.5 - 3√1/3)-4(√1/8-√48)(√20+√5)/√5 - √1/3 × √12
2/3√(9x)+ 6√(x/4)- 2x√(1/x)
(5+√6)(√50-√12)
1/2√(27)*√(1/45)÷(-3/2√5/6)
(6√0.5 - 3√1/3)-4(√1/8-√48)
(√20+√5)/√5 - √1/3 × √12
2/3√(9x)+ 6√(x/4)- 2x√(1/x)(5+√6)(√50-√12)1/2√(27)*√(1/45)÷(-3/2√5/6)(6√0.5 - 3√1/3)-4(√1/8-√48)(√20+√5)/√5 - √1/3 × √12
2/3√(9x)+ 6√(x/4)- 2x√(1/x)
=2√x+ 3√x- 2√x
=3√x
(5+√6)(√50-√12)
=(5+√6)[√2(5-√6)]
=√2(5+√6)(5-√6)
=√2(25-6)
=19√2
1/2√(27)*√(1/45)÷(-3/2√5/6)
=1/2*3√3*1/3*√(1/6)÷[-3/2√(5/6)
=1/2√3*√(1/6)÷[-3/2√(5/6)
=1/2√[3*(1/6)]÷[-3/2√(5/6)
=1/2√(1/2)]÷[-3/2√(5/6)
=√2/4÷[-3/2√(5/6)
=√2/4÷[-3/2*1/6√30]
=√2/4÷[-√30/4]
=-√2/4*4/√30
=-√2/√30
=-1/√15
=-√15/15
(6√0.5 -3√1/3)-4(√1/8-√48)
=(3√2 -√3)-(√2-16√3)
=3√2 -√3-√2+16√3
=2√2+ 15√3
(√20+√5)/√5 - √1/3 × √12
=(2√5+√5)/√5- √1/3 × 2 √3
=3√5/√5- √(3*1/3) ×2
=3-2
=1