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ln(5-x)/ln(10)
X^-2*e^x
1*x^3-(1*x^2)-(2*x)-12 = 0;x
x
(2*x^2)/5-(4*x^2)+(5*x^-3)/4+(7*x^-3)/7
tan(x)-ctg(x)+4*ln(x)
| 25-5x=20 | | 6(3x+6)+4x-1= | | 2x^8+4x^7=6x^6+4x^5 | | 3x^2+30x=6000 | | x^5-4x^4-4x^3= | | -13+4x=x+7 | | 2w-8(w+7)-3=4w+7 | | 12x-4x-30=20 | | 7wz=5z+8 | | x^2+(1+x^2)=900 | | x^2+2x-4=7x+2 | | 4+5x+2(3-4x)= | | 3x/4=2/7 | | x^2+15x-27=8x+3 | | P+39=-80 | | (y+3)(y-4)=8 | | 19=.0675x | | 3(4x-7)+15-13x= | | 19=6.75x | | (3x+1)(9x^2)= | | Y=-5(4)+22 | | 33x-363x^2= | | A=D(1+rt) | | Cos(37)=9/x | | (x-9)(x^7+x^6+x^5+x^4+x^3+x^2+x+1)=0 | | z^2-10z=-15 | | 6x-4/5.(2x/3-7-2x/13+8)=9x-(5/3)x | | 3(3x+6)-5(x+8)=-22 | | 1.20x+2.10y=60 | | 7t+6=6t+12 | | 8x-(9x+3)=6x-31 | | 3-4x=3y |