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{root[5][45]}
{root[5.45][0]}
(-10*x)/((x^2-4)^2)
(x^2-1)/(x-1)
x^2-(1/(x-1))
| 4x^2-4x-1=2 | | h=-16t^2+83t+7 | | 4/7:3/7= | | 3x^6=3x | | (x^2-yx^2)dy+(y^2+x^2y^2)dx=0 | | -6(-4+3f)=-45 | | 0.6(t+29)=-3(3-t) | | 2*x+1=9 | | x^3+20x^2=5000 | | 2(x-2)-7=43-4x | | 15/7=5/x | | -3(-4-b)=1/3(b-4) | | -3(-4-b)=0.3(b-4) | | -3(-4-b)=3(b-4) | | 35=2x+4 | | x-5=15-12(x+6) | | .05x=80 | | -3*(-6y-7)=-18 | | X=160+(-3x) | | (u^4-4u^3)/(u-2)^2 | | X+(3x-10)+30=180 | | 7x^3-3x=3 | | 7x-12.8=6x+12.2 | | X+53+44=180 | | 0,10-x/x^2=1,34*10^10 | | 0.8x-3=0.25x+4 | | -3*(6y-7)=-18 | | X+56+62=180 | | -3*6y-7=-18 | | 0.99x+21=1.29x | | 143x+66=x | | 9+0.6b=0.7b |