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2*x*e^-x+x^2*e^-x
(2*x+1)/2-x <= (x+2)/5-1;x
x
(2*x-1)/2-x <= (x+2)/5-1;x
x
1;4;2;5;3;1
3*x-(2*y)-21;4*x+6*y-2
| 4x+32+13=6x+54-x | | 3x+8+y+75=180 | | 3b-100=b-24 | | 8p-7=7p-5 | | 10x+9=106 | | 1/2-17/25x=12/25-1/10x | | x-7=33-11(x-8) | | lg(x^2-24)=3 | | 5(w-6)-9w= | | 2(2w-5)+5(2w+5)= | | 3n+6n=16+17n | | -199=6(6+4r)+7r | | 2(x-6)-18=6-2x | | ln(x+3)+ln(x+1)=2ln(2x+2) | | 6c-83=c+7 | | 2x-4-6=10 | | -3(w+4)-6w= | | 7y-3=4y+27 | | C+7=6c-83 | | 5f+3=78 | | -12x+1.96=15 | | 2(w+3)-4w= | | M+23=56 | | w=-4i-3j | | -4x-3+6x=8 | | 5.50x+50=7.75x+18.50 | | 2(3v-5)-2(v+2)= | | 7(5k+1)= | | -9x+(-54)=-9x+108 | | h=4a | | 2*sen^2(x)+cos(2x)=4*cos^2(x) | | 2(4x+7)=-46+28 |