4x15/2= 12/5x8= 3/1x4/1= 9/8x10= 6x12/11= 9/2x5/3= 14/6x9/7=
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/10/10 11:39:43
4x15/2= 12/5x8= 3/1x4/1= 9/8x10= 6x12/11= 9/2x5/3= 14/6x9/7= 8/5x15/4= 20/9x21/5=
3/11x2/1= 50/19x19/10= 24/13x26/8= 40/11x22/10= 100/16x16/25= (这些是那一块的)3/1x5/3+2= 2/1+3/1x5/2= 14/9x3/1+3/2= 7/5-9/5x7/5= 1-7/5x25/21= 6/1x(5-3/2)= 8/7x7+8/3= (6+5/2)x8/3= (这些要计算的,不能直接等答案)
3/11x2/1= 50/19x19/10= 24/13x26/8= 40/11x22/10= 100/16x16/25= (这些是那一块的)3/1x5/3+2= 2/1+3/1x5/2= 14/9x3/1+3/2= 7/5-9/5x7/5= 1-7/5x25/21= 6/1x(5-3/2)= 8/7x7+8/3= (6+5/2)x8/3= (这些要计算的,不能直接等答案)
3/11x2/1=6\11 50/19x19/10= 5 24/13x26/8=6 40/11x22/10=8 100/16x16/25=4 3/1x5/3+2=5+2=7 2/1+3/1x5/2=2+7.5=9.5 14/9x3/1+3/2=14\3+3\2=37\6 7/5-9/5x7/5=-28\25 1-7/5x25/21=1-5\3=-2\3 6/1x(5-3/2)=6x-7\2=-21 8/7x7+8/3=8=8\3=32\3 (6+5/2)x8/3=17\2x8\3=68\3
2x2/1x3+4x4/3x5+6x6/5x7+8x8/7x9+10x10/9x11+12x12/11x13 仔细看看
model:Min=x1+x2+x3+x4+x5+x6+x7+x8+x9+x10+x11+x12+x13+x14+x15
2x3十4x6十6x9十8x12十10x15分之1x2十2x4十3x6十4x8十5x10.
计算:1/1x2+1/2x3+1/3x4+1/4x5+1/5x6+1/6x7+1/7x8+1/8x9+1/9x10.
某同学做一道数学题:当x=-1时,求10x9+9x8+8x7+7x6+6x5+5x4+4x3+3x2+2x+1的值,由于
小明做一道数学题,“求代数式10x9+9x8+8x7+7x6+6x5+5x4+4x3+3x2+2x+1,当x=-1时的值
某同学在做一道题:求代数式10x9+9x8+8x7+7x6+6x5+5x4+4x3+3x2+2x+1当x=-1时的值.由
因式分解:X15+X14+X13+X12+X11+X10+X9+X8+X7+X6+X5+X4+X3+X2+X+1
已知:x1=1/2+1/3,x2=1/3+1/4,x3=x2+x1,x4=x3+x2.,x10=x9+x8,求:x7/x
(1x2+2x4+3x6+4x8)/(2x3+4x6+6x9+8x12)
用递归算法解x1+x2+x3+x4+x5+x6+x7+x8+x9+x10=100有多少组解?
1x8+1 =9 12x8+2=98 123x8+3=987 9x9-1=80 98x9-2=880 987x8-3=8