100+(x-100)/10=200+[x-200-100-(x-100)/10]/10
(X+X)+(X-X)+(X*X)+(X/X)=100
已知x=100,求x(x+1)分之1+(x+1)(x+2)分之1+(x+2)(x+3)分之1+.+(x+99)(x+10
(x-10)^2+(√2x-x)^2=100
(x-10)/x*100%=50%求解
X+X+X+X+X+X+100X=1690 问:X等于多少
高数题求解答过程f(x)=x(x-1)(x+2)(x-3)(x+4).(x+100)求f'(1)要过程,答案我有是-10
X+Y=7(100X+Y)-(10Y+X)=(10Y+X)-(10X+Y)
100+(X-100)/10=200+[X-200-100-(X-100)/10]/10
100分x^3(2x-5)(x+1)+(5x+2)(x-1)=0x^2/3+48/x^2=10(x/3-4/x)√x-1
3X+(100-X)/3=100 9X+100-X=300 8X=200 X=25
matlab画图x = 0:0.01:10; y =sin(2*x)*cos(100*x)/(2*x); plot(x,
[100(2X + 1) + 10X + 2X + 2] + [100(2X + 2) + 10(2X + 1) + X