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5/9 = 15/27
19/76 = 5/20
sin((pi/7)*x)
x^4*e^(-8*x)
e^-8*x*x^4
| -2.5x=60 | | N+(n+2)+(n+4)=44 | | 19=.5x+7 | | lna=4.329 | | 0.10*0.01= | | (X+31)+(y+4)=85 | | -4.8x=9.6 | | Ln(6x+14)=3 | | 11.5=x+4.5 | | 12.96=2x/x | | x^2-100x=2500 | | 12a+4=11a | | x^4-x^2=1260 | | lnx-ln(x-2)=-2 | | 0.3x+44(0.7)=0.62(x+30) | | 180-77=2x | | 135n=(n-2)180 | | 16t^2+70t+9=0 | | 5-2a/3a=6 | | x-2.3=16 | | 5-2a/3a=1 | | 14=(y/3) | | 7+5y+2+1= | | 0.3x+30(0.7)=0.62(x+30) | | f(x)=3x^3+(9x) | | x-1654=16540 | | 5+4x+8= | | 0.2x+0.7=1.7-0.3x | | -6+5-7(x+1)=-(5x-3)-7x+7 | | 1.8=-3v | | 4e+7+5= | | -6x+7-4x=21-3x |