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画椭圆
邹丽华
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圆锥曲线
学个啥呀
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投掷硬币游戏
刚哥数学
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抛物线定义
yangmei
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正弦函数的图像
任志豪
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人教A版必修一146页例题二分法
李向超
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求方程的实数解的个数人教A版必修第一册143页
李向超
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指数函数绘图
钱旦旦
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指数函数
钱旦旦
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离心率
威 何
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微积分_二分法求函数零点
刘金堂
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教学素材：指数函数与对数函数互为反函数
清风拂琴，陌上花开
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Equivalent Ratios
Duane Habecker
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Poorly Drawn Quadrilaterals
Steve Phelps
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Convex quadrilaterals
Paulo Correia
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Angle Estimation Warmup
Andrew Knauft
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Number Pyramids
Jennifer Silverman
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Graph the Line
Steve Phelps
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Flip Flop
John Golden
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Guess My Rule (2013)
John Golden
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5-Piece Puzzle
Duane Habecker
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GeoGebra Pentominoes
Duane Habecker
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right triangle paradox
sonom
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SSA triangle: The Ambiguous Case
talljerome
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Least Squares
timteachesmath
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AQR Section 17: Mean but Sensitive
Steve Phelps
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Growth of Facebook.com
Roy Wright
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Lower and Upper Sum of a Function
GeoGebra Materials Team
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Analog Clock
Duane Habecker
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Pendulum Wave Machine (Simulation)
Michael Borcherds
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05.1 Measures of Central Tendency
sonom
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Hilbert curve
Thijs
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'Tangram' Puzzle 'Cat'
GeoGebra Translation Team German
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Moss Egg by Robert Dixon
Bill Lombard
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Spirograph-Epitrochoid Earth and Moon
Bill Lombard
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Inclined Plane with Two Masses and a …
Tom Walsh
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The Relationship Between Human Height…
Roy Wright
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Factorization - Visual illustration o…
Ethan Hall
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Kaleidoscope
Michael Borcherds
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Rotating a Triangle Around a Coordina…
Steve Phelps
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Area of a Circle - Wedge/Sector Demon…
Linda Fahlberg-Stojanovska
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Triangle Paradox (Missing square puzzle)
Michael Borcherds
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