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-(((-18260440)^2-(-869664*4*23250900000))/(4*23250900000))
-(-18260440/(2*23250900000))
23250900000*0^2-(0*18260440)-869664
sin(x/2)
(x/2)*(cos(x))^2-sin(x/2)
| 0.05(y-8)+0.53y=0.08y-0.20 | | 3(8x-6)+4(4x+5)=-38 | | 8tr+10t+14t^2+13=0 | | 0.75=100+0.4 | | C+5c+4=3(2c-1) | | 2t^2+9t-4=0 | | 45=-3(a+8)+7(7+a) | | (15*x-y*3x+z)=(-5x-2-1) | | 1/9=6/7x-1/6 | | r=xt-yt | | 5+2(4.5-1)=12 | | 8v-2v=12 | | -8n-3(1-3n)=-9 | | P=kV | | 5+-0.5-12=2(-0.5)-7 | | 5x=12+5x | | 17+3x=4x-23 | | [7x+2]=10 | | 6x+3=4+2x | | X-1=0.75x | | -4m+19=11 | | 3x(27x^3-1)=0 | | 49=(x)/((0.1-x)^(2)) | | K-1/3=5 | | 0.022x+5.581=0.01x+5.575 | | -(4xy-10)+3(5xy+7)= | | 8c-6-2x=-12 | | 0=3x-8+7y | | 0.5x+0.23(300)=0.25(204) | | 8x^3-124=0 | | 68=4x-12y | | 2.5h=-20 |