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extreme f(x)=x^3-3x^2-9x+7	extreme\:f(x)=x^{3}-3x^{2}-9x+7
extreme x/(ln(x))	extreme\:\frac{x}{\ln(x)}
extreme f(x)=x^3-3xy-y^2	extreme\:f(x)=x^{3}-3xy-y^{2}
extreme x^2-4x+5	extreme\:x^{2}-4x+5
extreme f(x)=e^{-3.5x^2}	extreme\:f(x)=e^{-3.5x^{2}}
extreme f(x,y)=8-2x^2-2y^2	extreme\:f(x,y)=8-2x^{2}-2y^{2}
extreme f(x,y)=4ysqrt(x)	extreme\:f(x,y)=4y\sqrt{x}
roots 3xy	roots\:3xy
extreme f(x)=sin(x)+cos(x),0<= x<= 2pi	extreme\:f(x)=\sin(x)+\cos(x),0\le\:x\le\:2π
extreme f(x)=3x^4-24x^3+25	extreme\:f(x)=3x^{4}-24x^{3}+25
extreme f(x,y)=4y^3+sqrt(x^2+y^2)	extreme\:f(x,y)=4y^{3}+\sqrt{x^{2}+y^{2}}
extreme f(x)=-x^2+3x,0<= x<= 3	extreme\:f(x)=-x^{2}+3x,0\le\:x\le\:3
extreme f(x)=x^3+3x^2-1	extreme\:f(x)=x^{3}+3x^{2}-1
extreme f(x)=y+4x-5	extreme\:f(x)=y+4x-5
extreme f(x,y)=(x^2-y^2)/(sqrt(9-2x^2-y^2))	extreme\:f(x,y)=\frac{x^{2}-y^{2}}{\sqrt{9-2x^{2}-y^{2}}}
extreme 8x^2+3ln(x+1)	extreme\:8x^{2}+3\ln(x+1)
extreme f(x)= 1/x+1/(x^2)	extreme\:f(x)=\frac{1}{x}+\frac{1}{x^{2}}
extreme f(x)=x^3-5x^2+3x+13	extreme\:f(x)=x^{3}-5x^{2}+3x+13
extreme f(x,y)=x^2(x-1)(2x+1)+y^2	extreme\:f(x,y)=x^{2}(x-1)(2x+1)+y^{2}
extreme-(cos(2x))/2-2sin(x)	extreme\:-\frac{\cos(2x)}{2}-2\sin(x)
extreme f(x)=2x^3-x^2-4x-1	extreme\:f(x)=2x^{3}-x^{2}-4x-1
extreme xsqrt(1-x^2)	extreme\:x\sqrt{1-x^{2}}
extreme f(x)=2x^4-16x^2+3	extreme\:f(x)=2x^{4}-16x^{2}+3
FUNCTION_MANY#extreme f(x,y)=6xy-2x^2y-3xy^2	FUNCTION_MANY#extreme\:f(x,y)=6xy-2x^{2}y-3xy^{2}
extreme f(x,y)= 1/(sqrt(xy))	extreme\:f(x,y)=\frac{1}{\sqrt{xy}}
roots 16xy	roots\:16xy
FUNCTION_MANY#extreme f(x,y)=x^2-x^2y^2+y^2	FUNCTION_MANY#extreme\:f(x,y)=x^{2}-x^{2}y^{2}+y^{2}
extreme f(x,y)=8xy-x^3-4y^2	extreme\:f(x,y)=8xy-x^{3}-4y^{2}
extreme f(x,y)=xy-x^2-y^2-2x-2y+4	extreme\:f(x,y)=xy-x^{2}-y^{2}-2x-2y+4
extreme f(x)=(x^2-2x+1)/(x+1)	extreme\:f(x)=\frac{x^{2}-2x+1}{x+1}
extreme f(x)=x*ln(x)	extreme\:f(x)=x\cdot\:\ln(x)
extreme f(x)=(cos(x)-0.5)^2	extreme\:f(x)=(\cos(x)-0.5)^{2}
extreme f(x)=-x^3+6x^2-10x+4	extreme\:f(x)=-x^{3}+6x^{2}-10x+4
extreme f(x)=4x^3-3x^2-6x+3	extreme\:f(x)=4x^{3}-3x^{2}-6x+3
extreme f(x,y)=(xy)/(1+e^x)	extreme\:f(x,y)=\frac{xy}{1+e^{x}}
extreme f(x,y)=5+sqrt(9-x^2-y^2)	extreme\:f(x,y)=5+\sqrt{9-x^{2}-y^{2}}
extreme f(x,y)=-x-y+2	extreme\:f(x,y)=-x-y+2
extreme f(x,y)=18xy-3x^2y-2xy^2	extreme\:f(x,y)=18xy-3x^{2}y-2xy^{2}
extreme f(x)=2x+cos(2x)	extreme\:f(x)=2x+\cos(2x)
extreme f(x)=x^3-3x+3xy^2	extreme\:f(x)=x^{3}-3x+3xy^{2}
extreme f(x)=x^2+2x+y^2	extreme\:f(x)=x^{2}+2x+y^{2}
extreme f(x,y)=4-x^2-y^2	extreme\:f(x,y)=4-x^{2}-y^{2}
extreme f(x)=sin^2(x)-sin(x)	extreme\:f(x)=\sin^{2}(x)-\sin(x)
extreme f(x)=4x^3+9x^2-12x+7	extreme\:f(x)=4x^{3}+9x^{2}-12x+7
extreme h(v,t)=vt-16t^2	extreme\:h(v,t)=vt-16t^{2}
extreme f(x)= 1/2 x^3-3xy+3y^2-x	extreme\:f(x)=\frac{1}{2}x^{3}-3xy+3y^{2}-x
extreme f(x)= 2/3 x-5,-2<= x<= 3	extreme\:f(x)=\frac{2}{3}x-5,-2\le\:x\le\:3
extreme f(x,y)=12-x^2-y^2	extreme\:f(x,y)=12-x^{2}-y^{2}
extreme f(x)=xy-x^2-y^2-2x-2y+4	extreme\:f(x)=xy-x^{2}-y^{2}-2x-2y+4
extreme f(x,y)=xy-4x-4y-x^2-y^2	extreme\:f(x,y)=xy-4x-4y-x^{2}-y^{2}
extreme f(x)=x^2e^{2x}	extreme\:f(x)=x^{2}e^{2x}
extreme f(x,y)=e^{x-y}	extreme\:f(x,y)=e^{x-y}
extreme f(x,y)=x^3-12xy+y^3	extreme\:f(x,y)=x^{3}-12xy+y^{3}
FUNCTION_MANY#extreme f(x,y)=6x-4y-x^2-2y^2	FUNCTION_MANY#extreme\:f(x,y)=6x-4y-x^{2}-2y^{2}
extreme f(x,y)=5x^2+5y^2+5xy-10x-5y+18	extreme\:f(x,y)=5x^{2}+5y^{2}+5xy-10x-5y+18
extreme f(x,y)=x^3+3xy^2-15x^2-15y^2+72x	extreme\:f(x,y)=x^{3}+3xy^{2}-15x^{2}-15y^{2}+72x
extreme f(x,y)=10-4x-5y	extreme\:f(x,y)=10-4x-5y
extreme f(x,y)=x^2-1/2 y^2+3x	extreme\:f(x,y)=x^{2}-\frac{1}{2}y^{2}+3x
extreme f(x,y)=x^2-3xy+6y^2+5x-2y+8	extreme\:f(x,y)=x^{2}-3xy+6y^{2}+5x-2y+8
extreme f(x)=x^3-3x^2+4x+5	extreme\:f(x)=x^{3}-3x^{2}+4x+5
extreme f(x,y)=x^3+y^3-9xy	extreme\:f(x,y)=x^{3}+y^{3}-9xy
extreme f(x)= 1/x ,-2<= x<= 3	extreme\:f(x)=\frac{1}{x},-2\le\:x\le\:3
extreme f(x)=x+3x^{2/3}	extreme\:f(x)=x+3x^{\frac{2}{3}}
extreme f(x)=x^3-3x^2-9x+10	extreme\:f(x)=x^{3}-3x^{2}-9x+10
extreme f(x)=(x^2)/(x^2-3)	extreme\:f(x)=\frac{x^{2}}{x^{2}-3}
extreme f(x,y)=xy^2+x^2y	extreme\:f(x,y)=xy^{2}+x^{2}y
extreme f(x)= 1/(x+2)	extreme\:f(x)=\frac{1}{x+2}
extreme f(x,y)=x^3+y^3-3x^2-6y^2-9x	extreme\:f(x,y)=x^{3}+y^{3}-3x^{2}-6y^{2}-9x
extreme f(x)=3cos(3x),-pi/2 <= x<= pi/2	extreme\:f(x)=3\cos(3x),-\frac{π}{2}\le\:x\le\:\frac{π}{2}
extreme y=x^4-18x^2	extreme\:y=x^{4}-18x^{2}
extreme f(x,y)=4x^3+y^3-12x-3y	extreme\:f(x,y)=4x^{3}+y^{3}-12x-3y
extreme f(x,y)=xy-x^2y-xy^2	extreme\:f(x,y)=xy-x^{2}y-xy^{2}
extreme f(x)=2x^2-4x	extreme\:f(x)=2x^{2}-4x
extreme f(x)= 1/2 y^4-4xy+2x^4	extreme\:f(x)=\frac{1}{2}y^{4}-4xy+2x^{4}
extreme f(x,y)=338y^2+x^2-x^2y	extreme\:f(x,y)=338y^{2}+x^{2}-x^{2}y
extreme f(x,y)=-x^2-y^2-1/2 x	extreme\:f(x,y)=-x^{2}-y^{2}-\frac{1}{2}x
extreme f(x)=x^2-6	extreme\:f(x)=x^{2}-6
extreme f(x,y)=x^2-y^2sqrt(4+y)	extreme\:f(x,y)=x^{2}-y^{2}\sqrt{4+y}
extreme f(x)=(x^2-5)(x-1)^2(x-2)^3	extreme\:f(x)=(x^{2}-5)(x-1)^{2}(x-2)^{3}
extreme f(x,y)=y^3-3xy+6x	extreme\:f(x,y)=y^{3}-3xy+6x
extreme f(x,y)=x^3+3xy^2-3x^2-3y^2+4	extreme\:f(x,y)=x^{3}+3xy^{2}-3x^{2}-3y^{2}+4
extreme (3x)/(x^2-16)	extreme\:\frac{3x}{x^{2}-16}
extreme x^4	extreme\:x^{4}
extreme f(x)=(e^x)/(x+1)	extreme\:f(x)=\frac{e^{x}}{x+1}
extreme y=x^{2/3}	extreme\:y=x^{\frac{2}{3}}
extreme f(x)=-3x^3-9x^2	extreme\:f(x)=-3x^{3}-9x^{2}
extreme f(x,y)=4xy-y^4-2x^2	extreme\:f(x,y)=4xy-y^{4}-2x^{2}
extreme f(x,y)=2x^3-6x^2+y^3+21y^2	extreme\:f(x,y)=2x^{3}-6x^{2}+y^{3}+21y^{2}
extreme x^2-4x+3	extreme\:x^{2}-4x+3
extreme f(x,y)=25-x^2-y^2	extreme\:f(x,y)=25-x^{2}-y^{2}
extreme-7(x+3)^2(x-1)(x-5)	extreme\:-7(x+3)^{2}(x-1)(x-5)
extreme f(x,y)=sqrt(1/(x-y))	extreme\:f(x,y)=\sqrt{\frac{1}{x-y}}
extreme f(x)=(x-4)/(x^2)	extreme\:f(x)=\frac{x-4}{x^{2}}
extreme f(x,y)=10+x^2+2y^2	extreme\:f(x,y)=10+x^{2}+2y^{2}
extreme x^4-x^3-3x^2+5x-2	extreme\:x^{4}-x^{3}-3x^{2}+5x-2
extreme f(x,y)=e^{x^2+y^2-4y}	extreme\:f(x,y)=e^{x^{2}+y^{2}-4y}
extreme K(r,s)=6r-s	extreme\:K(r,s)=6r-s
extreme f(x)= 1/(x^2+y^2-1)	extreme\:f(x)=\frac{1}{x^{2}+y^{2}-1}
extreme f(x,y)=2x^2+y^2+8x-6y+20	extreme\:f(x,y)=2x^{2}+y^{2}+8x-6y+20
extreme (3x^2)/(x^2-16)	extreme\:\frac{3x^{2}}{x^{2}-16}

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