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3*x^2*cos(2*x)
124*x^3-(3*x^2)-(3*x)-1 = 0
ln(-x)
0.8*x^0.5*((0.5*5*x^-0.5*y^0.8)/5)*y^-0.2 = 0
15 = (3/2)*(x-10)^2
| 3x-5(3x-7)=2(x+9)+45 | | 3/8•n=48 | | 2z-7+z=3+6z-1 | | 3/8•m=48 | | 2x+24+4x+30=-6 | | x(1+5)=3(x+5) | | 15+3(4x-2b)=5b-2x | | 7x+4=6y | | -5+9=-39 | | 5*0,5x^-0,5*y^0,8/5x^0,5*0,8y^-0,2 | | 1+15=5x | | 5p+2q=6-q | | 15=3/2(x-10)^2 | | 25+10-5x=10-2-15x | | 7.5=65+x | | 2.6(x-3)=2.8-3(x) | | 180=2x+112 | | -4(x+1)=2(x-4) | | 90=4x+50 | | 5x-6=-3x-2 | | 16=10+2b | | 5x-75=2x+24 | | 8-2(2+c)=c-6 | | 9=5+2c | | 2x^2+y=6+2x^2 | | 3s+4=10 | | x^2-2ax=b(x) | | 9.5x=-114 | | 99=-3(5r-3) | | X-27x-5=-26x | | 13x+6x^2=-9 | | x^2-2ax=b |