精细化工技术就业前景:关于分式性质的题

来源:百度文库 编辑:查人人中国名人网 时间:2024/05/09 11:46:26
1.
0.01x+0.3/0.5y-0.01 = ( ) / 50y-1

2.
x-2/(x-4)(5-x) = ( )/(x-4)(x-5)

3.
abc/(a-b)(b-c)(c-a)= -abc/ (a-b)( )(a-c)

4.
a + 0.75b/0.5a - b = 4a + 3b/ ( )

5. a^3 - b^3/a^2 - b^2 =___________

6. a^n+1 ÷ a^n-1 = ___________

7.(- 3/2 a^4 b^3 c^2 ) ÷ 1/3 a^2 b = ___________

8. -6 a^2 b ÷(-6 a^2 b) = ________

1.0.01x+0.3/0.5y-0.01 =(x+30) / 50y-1

2.x-2/(x-4)(5-x) = (2-x)/(x-4)(x-5)

3.abc/(a-b)(b-c)(c-a)= -abc/ (a-b)(b-c )(a-c)

4.a + 0.75b/0.5a - b = 4a + 3b/ (2a-4b )

5. a^3 - b^3/a^2 - b^2 =(a^2+ab+b^2)/(a+b)

6. a^n+1 ÷ a^n-1 = ___________ (你到底是a的n-1次方还是a的n次方减1啊!!!!!!!!!)

7.(- 3/2 a^4 b^3 c^2 ) ÷ 1/3 a^2 b =- 9/2 a^2 b^2 c^2
8. -6 a^2 b ÷(-6 a^2 b) =1