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15/0
0.86*20000*t
13 = 1/5
((1-((x^2)/4))^1)/2
9*x-tan(9*x)
| 8x^2-x^3+x=x^2+13x | | (5x+4y)dx-(4x+4y)dy=0 | | 15/0 | | 119=-7n | | -12x+20y=160 | | 6(4x-1)(4x+1)= | | G(x)=5/5-8x | | 10y=6x+80 | | 6(-x-3)=18 | | 5x-5+9x+12x+15+15x-6=360 | | 18-4x=10x | | 2t-8+4t=6t-8 | | 65-3x=7x | | 8+8x=17x-1 | | -17b=255 | | T=1.04D+8.6 | | 3n=0.40 | | 4(-6)=7b+18 | | 2x^2=13x+2 | | M+3=7-m | | 82+20x=y | | a/3=92 | | -5(-2x+-7)=-45 | | X+20+x+10=12 | | 4124+22(67)= | | x^2+y^2-18y=-17 | | y=82+20x | | (x^2)-2xy+(y^2)-8x+16=0 | | 6n=21.4 | | cos^2-3cos=0 | | 5x-11+2x+28= | | -30=b-11 |