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(2*x)/(x^2+1)
0;0;11;12;20;12
(2*x)/(x^2+1)
6*x*(x^2+1)^2
x^7*e^x+5/(x^8)
| X^2-9x+1=1 | | -9(4-v)-8-10v= | | 35x+40l=1300 | | 8.22=2*3.14 | | 20x+10y+40z= | | X/2.9-56.3=-98.6 | | 3-3x=-4+4x | | 1/2*32*34 | | 6-9w=30-5w | | 57.98+0.13m=51.98+0.15m | | p^2+6p-100=0 | | (x-3)(x-3)-4=0 | | 5cos(2x)=-2 | | 3z=-70 | | 8/2(4*7)/7 | | t=ln2/ln1.0025 | | -1log(x)=10.5 | | 7(10-x)=-42 | | X^2/3=729 | | 7x-3x=0 | | x^1/2=729 | | 3g-9g=-30 | | 11x-(9x-3)=21 | | 3x+9=20x-15 | | 15x+45=20x-15 | | 5+2(3x-1)=6x-7 | | 0.50x+0.35(10)=0.25(48) | | 2(9b-13a)+5(2a-3b)= | | 4-3x+7=-8 | | y+1(9+24)-28=28 | | -ln5/8 | | -0.5y-0.5y+20=13 |