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e^x*(cos(x)-sin(x))
(2/9)*e^5*x
ctg(x)/(e^x)
6*x^3-(13*x^2)+9*x-2 = 0;x
x
1/x+1/(x^2)+1/(x^3)
| 50x^2-20x+1=0 | | 0.3(n-5)=0.4-0.2n(n-7) | | 15/25=x/5 | | k-3/4==10 | | 7x+25=9x-5 | | 8y=3y-20 | | 8+12x=360 | | 8d^2+15d-2=0 | | X-7.1=7.3 | | 18y-5y=y+4 | | 24-2(x+8)=8 | | N^2+2n-24=o | | 2x+3(4x-2)=2(x-4)-6(1-3x)-x | | .914=180X/310 | | 21(r+19)=672 | | 3r+7(2r+4s)= | | 0-7x=-5 | | 3(-2d+3)=-6d+12 | | 6/7=2/3x | | =13h+4 | | 0.5m=cm | | 3-2(3r-1)=4 | | 4x^2-4x-35=y | | (X+5)(x-a)=x^2 | | 24r^2+44r-140r=0 | | 27x=8(3x+6) | | 8p-11=4p+9 | | 2d=d | | 4n-4p=7(2n+2) | | 10x-4y+16=0 | | 3c+6=3c-12 | | 3x+7x-5=5x-4x |