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extreme 2x^2-6x+(20)/x+30	`extreme` 2`x`²−6`x`+20`x` +30
extreme f(x)=x^2-8x,-infinity <x<= 8	`extreme` `f`(`x`)=`x`²−8`x`,−∞ <`x`≤ 8
extreme 5x+5sin(x),0<= x<= 2pi	`extreme` 5`x`+5sin(`x`),0≤ `x`≤ 2π
extreme f(x)=106x-x^2-950	`extreme` `f`(`x`)=106`x`−`x`²−950
extreme f(x)=(-3x)/(sqrt(x^2+6))	`extreme` `f`(`x`)=−3`x`√`x`²+6
extreme f(x)= 1/(x^2-4x-21)	`extreme` `f`(`x`)=1`x`²−4`x`−21
extreme P(x,y)=16x^2-9y^2	`extreme` `P`(`x`,`y`)=16`x`²−9`y`²
extreme f(x)=1920x-10x^3	`extreme` `f`(`x`)=1920`x`−10`x`³
extreme f(x)=100e^{-0.062*x}	`extreme` `f`(`x`)=100`e`^{−0.062· x}
extreme f(x)=7sin^2(x)-14cos(x)	`extreme` `f`(`x`)=7sin²(`x`)−14cos(`x`)
extreme f(x)=-3x^2-30x-21	`extreme` `f`(`x`)=−3`x`²−30`x`−21
extreme y=z-x	`extreme` `y`=`z`−`x`
extreme S(r,α)=rα	`extreme` `S`(`r`,α)=`r`α
extreme f(x,y)=5004+x^2+y^2	`extreme` `f`(`x`,`y`)=5004+`x`²+`y`²
extreme f(x)=2x^3-6x^2-210x+1,-6<= x<= 8	`extreme` `f`(`x`)=2`x`³−6`x`²−210`x`+1,−6≤ `x`≤ 8
extreme f(x)=ln(x^2+3x+9)	`extreme` `f`(`x`)=ln(`x`²+3`x`+9)
extreme f(x)=4x^2+x^2=2	`extreme` `f`(`x`)=4`x`²+`x`²=2
extreme f(x)=((x-ln(x)))/x	`extreme` `f`(`x`)=(`x`−ln(`x`))`x`
extreme f(x,y)=e^{10x^2+4y^2+2}	`extreme` `f`(`x`,`y`)=`e`^10x²+4y²+2
extreme f(x)=ln(x^2+3x+8)	`extreme` `f`(`x`)=ln(`x`²+3`x`+8)
extreme f(x)=9sin(3x)	`extreme` `f`(`x`)=9sin(3`x`)
extreme f(x,y)=16-8x+10y	`extreme` `f`(`x`,`y`)=16−8`x`+10`y`
extreme f(x)=20sin(2x)	`extreme` `f`(`x`)=20sin(2`x`)
extreme x(3-x)	`extreme` `x`(3−`x`)
extreme f(x)=ye^x+xln(y)	`extreme` `f`(`x`)=`y`· `e`^x+`x`· ln(`y`)
extreme f(x)=(x^{(2/3)})(1-x^2)	`extreme` `f`(`x`)=(`x`^(23 ))(1−`x`²)
extreme f(x,y)=(69120)/x+(69120)/y+5xy	`extreme` `f`(`x`,`y`)=69120`x` +69120`y` +5`xy`
extreme f(x)=4x^2-8x+7y^2+8	`extreme` `f`(`x`)=4`x`²−8`x`+7`y`²+8
extreme (2x-5)/(3\sqrt[3]{x)}+x^{2/3}	`extreme` 2`x`−53³√`x` +`x`²³
extreme f(x)=2(csc(x)+sec(x))	`extreme` `f`(`x`)=2(csc(`x`)+sec(`x`))
extreme f(x,y)=xe^y-ln(x)	`extreme` `f`(`x`,`y`)=`xe`^y−ln(`x`)
extreme y= 5/x	`extreme` `y`=5`x`
extreme f(x)=x^4-x^2+2	`extreme` `f`(`x`)=`x`⁴−`x`²+2
extreme f(x)=(x^2-16)/(x-5)	`extreme` `f`(`x`)=`x`²−16`x`−5
extreme 15sin(5000pit)	`extreme` 15sin(5000π`t`)
extreme x^4+2x^2+y^4-2y^2+3	`extreme` `x`⁴+2`x`²+`y`⁴−2`y`²+3
extreme f(x)=9x^3-7x^2+3*x+10	`extreme` `f`(`x`)=9· `x`³−7· `x`²+3· `x`+10
extreme f(x)=x^2-6,-2<= x<= 4	`extreme` `f`(`x`)=`x`²−6,−2≤ `x`≤ 4
extreme f(x,y)=e^{-2x^2-4y^2}	`extreme` `f`(`x`,`y`)=`e`^{−2x²−4y²}
extreme 6x^2-48x-190	`extreme` 6`x`²−48`x`−190
extreme f(x)=(e^x)/((4+e^x))	`extreme` `f`(`x`)=`e`^x(4+`e`^x)
extreme f(x)=4x^3-2x^2-5	`extreme` `f`(`x`)=4`x`³−2`x`²−5
extreme T(x,y)=ln(3xy+2x^2-y)	`extreme` `T`(`x`,`y`)=ln(3`xy`+2`x`²−`y`)
extreme f(x)=5000-15x+0.08x^2	`extreme` `f`(`x`)=5000−15`x`+0.08`x`²
extreme 2y^2+2xy+x^2-16x-20y	`extreme` 2`y`²+2`xy`+`x`²−16`x`−20`y`
extreme f(x)=-2x^2+200x	`extreme` `f`(`x`)=−2`x`²+200`x`
extreme y=x^2-5x-14	`extreme` `y`=`x`²−5`x`−14
extreme sqrt(x)*7-x	`extreme` √`x`· 7−`x`
extreme f(x)=-5x^2-8y^2-2xy+102y	`extreme` `f`(`x`)=−5`x`²−8`y`²−2`xy`+102`y`
extreme f(x)=x^{2/3},-1<= x<= 8	`extreme` `f`(`x`)=`x`²³,−1≤ `x`≤ 8
extreme 2x^3-3x^2-72x+1	`extreme` 2`x`³−3`x`²−72`x`+1
extreme f(x)=\sqrt[3]{x(x^2-1)}	`extreme` `f`(`x`)=³√`x`(`x`²−1)
extreme f(x)=(x^5)/5-ln(x)	`extreme` `f`(`x`)=`x`⁵5 −ln(`x`)
extreme f(x,y)=8x^4-x^2+3y^2	`extreme` `f`(`x`,`y`)=8`x`⁴−`x`²+3`y`²
extreme f(x,y)=3x^2+y^3-18xy+22	`extreme` `f`(`x`,`y`)=3`x`²+`y`³−18`xy`+22
extreme f(3.2)=-(40000t)/((3+t^2+2x^2)^2)	`extreme` `f`(3.2)=−40000`t`(3+`t`²+2`x`²)²
extreme (4e^{-2x})/(2x+5)	`extreme` 4`e`^−2x2`x`+5
extreme f(x,y)=-2x^2-y^3+9y^2+16x-15y+5	`extreme` `f`(`x`,`y`)=−2`x`²−`y`³+9`y`²+16`x`−15`y`+5
extreme f(x)=2x^2+(91.2)/x	`extreme` `f`(`x`)=2`x`²+91.2`x`
extreme P(a)=y^2-4r^2+r+e^2	`extreme` `P`(`a`)=`y`²−4`r`²+`r`+`e`²
extreme f(t)=25cos(2t)	`extreme` `f`(`t`)=25cos(2`t`)
extreme f(x)=-2x^3+24x^2-42x+7	`extreme` `f`(`x`)=−2`x`³+24`x`²−42`x`+7
extreme f(x)=-0.01x^2+120x+200000	`extreme` `f`(`x`)=−0.01`x`²+120`x`+200000
extreme f(xy)=-x^2-2y^2+xy+x+3y	`extreme` `f`(`xy`)=−`x`²−2`y`²+`xy`+`x`+3`y`
extreme x/(ln(x^2))	`extreme` `x`ln(`x`²)
extreme x^{2x}	`extreme` `x`^2x
extreme f(x)=4xy^2+2xy-3y	`extreme` `f`(`x`)=4`xy`²+2`xy`−3`y`
extreme f(x,y)=(500)/((4+x^2+y^2))	`extreme` `f`(`x`,`y`)=500(4+`x`²+`y`²)
extreme f(x)=(5+x)/(4-x)	`extreme` `f`(`x`)=5+`x`4−`x`
extreme f(x)=7x^2+x-3	`extreme` `f`(`x`)=7`x`²+`x`−3
extreme y=5x+(180)/x	`extreme` `y`=5`x`+180`x`
extreme (-8x^3+5x^2-1)/(2x^2-9x)	`extreme` −8`x`³+5`x`²−12`x`²−9`x`
extreme f(x)=x-6sqrt(x+9)	`extreme` `f`(`x`)=`x`−6√`x`+9
extreme f(x)= x/(4x-x^3)	`extreme` `f`(`x`)=`x`4`x`−`x`³
extreme x^2-10x-9,2<= x<= 7	`extreme` `x`²−10`x`−9,2≤ `x`≤ 7
extreme 0.002x^2+4.4x-90	`extreme` 0.002`x`²+4.4`x`−90
extreme f(x)=7-4x^2	`extreme` `f`(`x`)=7−4`x`²
extreme f(x,y)=((1x+3y))/(1+x^2+y^2)	`extreme` `f`(`x`,`y`)=(1`x`+3`y`)1+`x`²+`y`²
extreme sqrt(x^2+y^2-2x+26)	`extreme` √`x`²+`y`²−2`x`+26
extreme f(x)=-1.25x^2+160x-2500	`extreme` `f`(`x`)=−1.25`x`²+160`x`−2500
extreme f(x)=2x^3-150x+3	`extreme` `f`(`x`)=2`x`³−150`x`+3
extreme f(x,y)=x^2+1/2 y^2+1/2 (y-x)-3/2	`extreme` `f`(`x`,`y`)=`x`²+12 `y`²+12 (`y`−`x`)−32
extreme x^4+3x^3+2x^2+x+1	`extreme` `x`⁴+3`x`³+2`x`²+`x`+1
extreme f(x)=-0.4x^2+90x-2000,0<= x	`extreme` `f`(`x`)=−0.4`x`²+90`x`−2000,0≤ `x`
extreme 2x^2-2x	`extreme` 2`x`²−2`x`
extreme f(x)=(x-2)^{1/8}	`extreme` `f`(`x`)=(`x`−2)¹⁸
extreme y=2cos(x)-11x+7[-pi,0]	`extreme` `y`=2cos(`x`)−11`x`+7[−π,0]
extreme y=(x^2-4)^4(x^2+1)^5	`extreme` `y`=(`x`²−4)⁴(`x`²+1)⁵
extreme f(x)=((x^2-2x+1))/(x+1)	`extreme` `f`(`x`)=(`x`²−2`x`+1)`x`+1
extreme f(x)=-x^3+6x^2-9x-1	`extreme` `f`(`x`)=−`x`³+6`x`²−9`x`−1
extreme f(x)=(-1/100 (x)(x-300))	`extreme` `f`(`x`)=(−1100 (`x`)(`x`−300))
extreme f(x)=2x+6,-4<= x<= 2	`extreme` `f`(`x`)=2`x`+6,−4≤ `x`≤ 2
extreme f(x)=(x-9)^3	`extreme` `f`(`x`)=(`x`−9)³
extreme f(x)=1-x^{4/5}	`extreme` `f`(`x`)=1−`x`⁴⁵
extreme f(x)=4+5x+x^2	`extreme` `f`(`x`)=4+5`x`+`x`²
extreme-2x+3ln(4x),1<= x<= 5	`extreme` −2`x`+3ln(4`x`),1≤ `x`≤ 5
extreme f(x)=((-x^6-5x^3+5x))/((x^2+2))	`extreme` `f`(`x`)=(−`x`⁶−5`x`³+5`x`)(`x`²+2)
extreme f(x,y)=x^2+xy+y^2-9x+1	`extreme` `f`(`x`,`y`)=`x`²+`xy`+`y`²−9`x`+1
extreme (4s)/(s^2-16)	`extreme` 4`ss`²−16
extreme f(x,y)=sqrt(107-4x^2-3y^2)	`extreme` `f`(`x`,`y`)=√107−4`x`²−3`y`²

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