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2
(2*x)/(x^2+1)
105.93;11
(-4*x^3)/(2*x) = 0;x
x
514200-(213*x)-(4145*y);27500-(13*x)-(213*y)
| 3x+1=8x+11 | | y=-4+3sen(2x) | | 4x+5.6=2(3x-22) | | -.5x+2.33=-0.7x+3.93 | | 3x+2-6x-2= | | 1.4+0.4x=0.2 | | x=500-.04x | | 5x-15=-36 | | 5-(x-7)/8)=x/3 | | 6x-3(x-14)=-150 | | 7s-32=80 | | 81-17=8x | | y=47.73+x | | 500x-0.15=300x+0.83 | | y=47.73 | | 81-7=8x | | t*5-6=11 | | 3x^2-10=-2 | | 2x+5=2x+7-2 | | a*4+4=9 | | (X-5)(x-10)=6 | | -3(1-6b)+8=-121 | | f(x)=12x+11 | | 3(4x-4)+3=13 | | 8x=5x(26-x) | | 35+16x=143 | | 500-0.15=300x+0.83 | | 5(3G+3)=180 | | 3.4x-20=1.6x+7 | | 5(1+2x)=6 | | -13+4x=-52+32x | | 3.1=2x+8.7 |