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D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
(4*x)/x-4 = 0
0 = 0
x naleu017Cy do R
x in (-oo:0) U (0:+oo)
| n^10-20=0 | | 30/(10+5)x3 | | 3x+17= | | 7(a-3)+1=22+a | | 33=6x-x-2 | | 18+4x=2(9+2x) | | X/40=7/56 | | 35+3m=45+2m | | 108y=81 | | q/3+7=12 | | 1x-3=2x+5 | | 4x+1-1=12 | | 5x-2(3-x)=-1(4-x) | | 5+3[1+2(2x-3)]=6x+30 | | 2z^2=162 | | -8x+6x=3-3x | | 3d+2c/2+3d-2c/2 | | 3/7w-11=-5/7w | | -7a-8(1-4a)=-a-34 | | 8+5(2.50)+5t= | | v+3v=20 | | 7-2x/7+2x=1/18 | | -5=5x-3x-3 | | -158=-2x+7(2x-14) | | b/14=-8 | | 3(n+4)=18n | | (2b-90)+0.6+b+(b+45)+90=540 | | 6(-9x+5)+4x=4 | | (2x+8)-(3x-7)= | | 8n-20=n+15 | | x/18=16 | | 6-3=10 |