(-16/3)÷(+4/3)—3/4X(—2/15)+52/15÷(-4/3)
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/13 18:16:42
(-16/3)÷(+4/3)—3/4X(—2/15)+52/15÷(-4/3)
(-16/3)÷(+4/3)—3/4X(—2/15)+52/15÷(-4/3)
(-16/3)÷(+4/3)—3/4X(—2/15)+52/15÷(-4/3)
(-16/3)÷(+4/3)—3/4X(—2/15)+52/15÷(-4/3)
=4+1/10-13/5
=4+0.1-2.6
=1.5
(-16/3)÷(+4/3)—3/4X(—2/15)+52/15÷(-4/3)
=4+1/10-13/5
=4+0.1-2.6
=1.5
*-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X ||
[x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简[x^2+2x-8/x^3+2x^2+x]÷[(x-2/x)×(x+4/x+1)]化简
16-x^2/x^2-2x-3÷1^2-5x+4/x-3
化简 [3x/(x+2)-x/(x=2)]÷x/(x^2-4)化简 [3x/(x+2)-x/(x-2)]÷x/(x^2-4
3x/(x-2)-x/(x+2)÷2x/(x-4)化简3x/(x-2)-x/(x+2)÷2x/(x²-4)化简
(16x^4-5x³+3x²-6x)÷(-2x)
(x+1-1/1-x)÷(x-x²/x-1) (x-4/x-x-6+ x+2/x-3)÷x+1/x-3
(x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3)(x+2)(x-2)+16 (x-1)(x-2)+3x(x+3)-4(x+2)(x-3)
x²-2x-3分之16-x²÷x-3分之x²-5x+4
(2x-6)/(x²-4x+4)÷(3-x)/(x²+6x+9)×(2-x)/(x+3)
(x*x+3x-2)(x*x+3x+4)-16
6-5x+x²/x²-16÷x-3/4-x·x²+5x+4/4-x² 计算
(x的平方-16)分之(x的平方-5x+6)×(x的平方-4)分之(x的平方+5x+4)÷(x-4)分之(x-3)
求解 化简(3x/x-2-x/x+2)÷2x/x平方-4
计算:(x^2-8x+16/x^2+2x+1)^3÷x-4/x+1)^4·(x+1/x+2)^2
在9x9的方格中,把1——9这9个数字填入方格中,每行每列都填这9个数,横竖都不能重复,8 X X X X X X X X X X 3 6 X X X X X X 7 X X 9 X 2 X XX 5 X X X 7 X X XX X X X 4 5 7 X XX X X 1 X X X 3 XX X 1 X X X X 6 8X X 8 5 X X X 1 XX
x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4
(x+3x+5x...+2009x)-(2x+4x+6x+...+2010x)