1、(1)(2-根号3)(2+根号3)(2)(3-根号5)²(3)(3+根号x)(1-根号x)(4)根号3(根号3+根号6)-根号8(5)(4根号6-4根号2分之1+3根号8)÷2根号2(6)根号12×[根号75+3根号3分之1-
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 13:28:55
![1、(1)(2-根号3)(2+根号3)(2)(3-根号5)²(3)(3+根号x)(1-根号x)(4)根号3(根号3+根号6)-根号8(5)(4根号6-4根号2分之1+3根号8)÷2根号2(6)根号12×[根号75+3根号3分之1-](/uploads/image/z/8734463-71-3.jpg?t=1%E3%80%81%EF%BC%881%EF%BC%89%EF%BC%882-%E6%A0%B9%E5%8F%B73%EF%BC%89%EF%BC%882%2B%E6%A0%B9%E5%8F%B73%EF%BC%89%EF%BC%882%EF%BC%89%EF%BC%883-%E6%A0%B9%E5%8F%B75%EF%BC%89%26%23178%3B%EF%BC%883%EF%BC%89%EF%BC%883%2B%E6%A0%B9%E5%8F%B7x%EF%BC%89%EF%BC%881-%E6%A0%B9%E5%8F%B7x%EF%BC%89%EF%BC%884%EF%BC%89%E6%A0%B9%E5%8F%B73%EF%BC%88%E6%A0%B9%E5%8F%B73%2B%E6%A0%B9%E5%8F%B76%EF%BC%89-%E6%A0%B9%E5%8F%B78%EF%BC%885%EF%BC%89%EF%BC%884%E6%A0%B9%E5%8F%B76-4%E6%A0%B9%E5%8F%B72%E5%88%86%E4%B9%8B1%2B3%E6%A0%B9%E5%8F%B78%EF%BC%89%C3%B72%E6%A0%B9%E5%8F%B72%EF%BC%886%EF%BC%89%E6%A0%B9%E5%8F%B712%C3%97%5B%E6%A0%B9%E5%8F%B775%2B3%E6%A0%B9%E5%8F%B73%E5%88%86%E4%B9%8B1-)
xRN@~mVH"Fx C.X$A
E#xMtWp
bꡝ:7vTdgYyަ U
$M?B
ibC"
@5`GEQ$4r[*uq@Q/0_8iD|
z'އ_9 ? ^?"^]q`(zS1oq1npQEhm>1`$iLRyAIYHvyTzDr$ 9=.&-LI*qu 8Awn˓[M"ѴucKWc%Ԥ8Od@̻&}[0]NfX,Rl+s6xh̋tROC
1、(1)(2-根号3)(2+根号3)(2)(3-根号5)²(3)(3+根号x)(1-根号x)(4)根号3(根号3+根号6)-根号8(5)(4根号6-4根号2分之1+3根号8)÷2根号2(6)根号12×[根号75+3根号3分之1-
1、(1)(2-根号3)(2+根号3)
(2)(3-根号5)²
(3)(3+根号x)(1-根号x)
(4)根号3(根号3+根号6)-根号8
(5)(4根号6-4根号2分之1+3根号8)÷2根号2
(6)根号12×[根号75+3根号3分之1-根号48]
1、(1)(2-根号3)(2+根号3)(2)(3-根号5)²(3)(3+根号x)(1-根号x)(4)根号3(根号3+根号6)-根号8(5)(4根号6-4根号2分之1+3根号8)÷2根号2(6)根号12×[根号75+3根号3分之1-
(2-根号3)(2+根号3)=2²-根号3²=1
(3-根号5)²=3²-2*3*根号5+根号5²
(3+根号x)(1-根号x)=3*1-3*根号x+1*根号x-根号x²
根号3(根号3+根号6)-根号8=根号3*根号3+根号3*根号6-根号8=3+3根号2-2根号2
(4根号6-4根号2分之1+3根号8)÷2根号2=2根号3-1+3
根号12×[根号75+3根号3分之1-根号48]=2*3*5+2*3+2*12
1.2^2-(√3)^2=1
以此类推
就是相当于(a+b)*(a-b)类型
看到第一题 我就知道你上课从没听过讲了