(x-23+5)/(x-3)=2/3 怎么解
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/30 04:23:05
![(x-23+5)/(x-3)=2/3 怎么解](/uploads/image/z/2712572-44-2.jpg?t=%28x-23%2B5%29%2F%28x-3%29%3D2%2F3+%E6%80%8E%E4%B9%88%E8%A7%A3)
x)Ө52625m5=bb"}
l0ikdzm>9idžk;ڿž
O/Rf59@s4&+?ɎUϦo{0i[廟N6BVH\CD~qAbԭ6`.q
4l~QR0an 5f
(x-23+5)/(x-3)=2/3 怎么解
(x-23+5)/(x-3)=2/3 怎么解
(x-23+5)/(x-3)=2/3 怎么解
先把分母乘到等式右边 左边是x-18右边是(2/3)x-2 这个时候再移向
x-(2/3)x=-2+18
(1/3)x=16
x=48
x=48
(x-18)*3 = (x-3) * 2
x = 48
x-(2/3)x=-2+18
(1/3)x=16
x=48
*-----------------------------------------------*| 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+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x
(x-3/x-2)-(x-2/x-1)=(x-5/x4) -(x-4/x-3)
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
x(x-2)-2x(x+1)-3x(x-5) 其中x=负½
x-2x+3x-4x+5x.+99x-100x=25求解
2x+3x+4x+5x+x+6x+7x=100
x(x+1)+(x+2)+(x+3)+(x+4)+(x+5) = 27求x
matlab解决约束非线性规划问题myfun.mfunction f=myfun(x)f=x(1)*x(13)+x(2)*x(14)+x(3)*x(15)+x(25)+1.697*(x(4)*x(16)+...x(5)*x(17)+x(6)*x(18)+x(26))+0.575*(x(7)*x(19)+x(8)*x(20)...+x(9)*x(21)+x(27))+0.723*(x(10)*x(22)+x(11)*x(23)+x(12)*x(24));
matlab解决约束非线性规划问题myfun.mfunction f=myfun(x)f=x(1)*x(13)+x(2)*x(14)+x(3)*x(15)+x(25)+1.697*(x(4)*x(16)+...x(5)*x(17)+x(6)*x(18)+x(26))+0.575*(x(7)*x(19)+x(8)*x(20)...+x(9)*x(21)+x(27))+0.723*(x(10)*x(22)+x(11)*x(23)+x(12)*x(24));
x+2/x+1-x+4/x+3=x+6/x+5-x+8/x+7 x=?
x^5-2x^3+x=?
写过程x(x-1)+2x(x+1)-3x(2x-5)-x(3x-2)+2x(2-x)=-5x(x-2)-4
用递归法求y=x-(x*x*x/3!)+(x*x*x*x*x/5!)-(x*x*x*x*x*x*x/7!)+.
8x+3(x-2)=5x+(x-3)
5x/(x-2)-2=3(x-2)/x
(X-5)(X+3)+(X-2)(X+4)=26