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D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
1.5 = 15000/x // - 15000/x
1.5-(15000/x) = 0
1.5-15000*x^-1 = 0
-15000*x^-1 = -1.5 // : -15000
x^-1 = 0.0001
-1 < 0
1/(x^1) = 0.0001 // * x^1
1 = 0.0001*x^1 // : 0.0001
10000 = x^1
x = 10000
x = 10000
| 5a*a=448 | | ln(sqrt(x))+1.5lnx=ln(2x) | | 3.50=15750*1000/x | | 5=1000*1000/x | | 11x-10=x+6 | | 0.005=15750/x | | z+10x+2y=0 | | 5=1000x | | 5x^2+4xy+2y^2=1 | | 5=15750/x | | 5=15750*1000/x | | 2/3(6x-5) | | 660=(2s+10)(s+4) | | 5=15750/1000x | | 7+14+9c=-8 | | 0.30=15750/x | | 1.05=13500/x | | 64-2X=24 | | ax+bx=42 | | 0.85=30000/x | | 96=(10+s)(6+s) | | 0.20=15000/x | | x*x-2xy+y*y+3x-3y-4=0 | | x*x-2xy+y*y+3x-3y+4=0 | | 0.90=30000/x | | x*x-2xy+y^2+3x-3y-4=0 | | 0.90=30000x | | x/23=88*23 | | x^2-2x+3a=0 | | 63=(5+s)(7+s) | | 192=(14+s)(10+s) | | 108=(10+s)(6+s) |