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D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
(2*x)/x-2 = 0
0 = 0
x należy do R
x in (-oo:0) U (0:+oo)
| 1+2x+6x^2= | | 11+9=12x-4 | | 2(x+3)+5=19 | | 2x^2+3x+6=3x^2-6x+8x | | 135x^2-24.81x-6.607=0 | | 4x+142=14x-8 | | 12r^2-36r-588=0 | | 6x+3y+24=0 | | 1250*2.5=4.0(V) | | x^2+5x+12.25=6.25 | | x+x^2=11.25 | | 9x^2-12x-20=0 | | X/7=x/9 | | x+4x+7=108 | | (0.5t-1)(0.5t-1)=0 | | 3+m+2m+1+2m= | | 14x+17y=1200 | | 63-4x=13-9 | | -3(3y-8)+2(2y+5)= | | 6x^3-3x+1=0 | | 3x-4+2x+20-x=180 | | 5(n^2-3n-10)= | | (x+1)/3=1-(x/2) | | 9m^2+-6m+1=0 | | c+0.125+c+0.125+c=18.75 | | 8-x=4+x | | -2w-28=-6(w+8) | | 5x^2+31x-36=0 | | 3x+17=43 | | 7(3x/6)/3=-7 | | 24=3(u+3)-8u | | 8x+18+2x+128=180 |