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D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
9/x = 0
9*x^-1 = 0 // : 9
x^-1 = 0
x należy do O
x belongs to the empty set
| m-6m+6m+8= | | a+11.5+9.35+(2a+11.5+9.35)*.0715=261.76 | | x-1=y(0) | | [(9r-s)+2][(9r-s)-2]=0 | | 7x^2+70=0 | | 3x^6+x^5-6x^3-9x-15=0 | | -2x=8-4x | | 5x-6-2x=9 | | 2-0.25(y+5)=10 | | 6x+5=60 | | 5+35x=21x+7 | | (-7+5i)-(-9+11i)= | | 3(80-9x)=96 | | 10x-10= | | 213.5+b+9.35+(227+b+9.35)*.0715=261.76 | | x^2=7980 | | 37-3x=5-7x | | -6-3h=-39 | | mx^2+3x-1-m=0 | | 2x+9=-26-5x | | 44v^2+29v-3= | | x(0)-1=y | | 4(c-2)=5(c-3) | | 2(3-2)-(-16)= | | 2mp-3=4 | | x(0)-1=0 | | 205.5+b+9.35+(211+b+9.35)*.0715=261.76 | | x+2/4-x-2/6=x+1/2+x-1/3 | | 2-0.5(y+5)=10 | | 10x+3=8x+7 | | 2(3-2)-(-64)= | | 21x^2-26x+8=0 |