若x² y²=6xy=4求x²+y²的值有比我快的吗

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初中数学常考：x²+y²=4，求x+y的最大值

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初中数学：x^2-y^2=6,xy=4,求x^2+y^2的值

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Factorise completely x² -xy - 2y² and 8x² -6xy -9y².

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Visual math proof x² - y² = (x + y)(x - y)

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Germany | Can you solve this ? | Math Olympiad (x,y)=?

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Germany | Can you solve this ? | Math Olympiad X=? \u0026 Y=?

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A Nice Math Olympiad Algebra Problem. X=? \u0026 Y=?

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Germany | Can you solve this ? | A Nice Math Olympiad Algebra Problem

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x/4 + 8/x = 3 This Algebra Equation is NOT so simple!

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Russia | Math Olympiad Question | You should know this trick!!

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Germany | Can you solve this ? | A Nice Math Olympiad Algebra Problem (x,y)=?

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2 to the x = 9, many don’t know where to start

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Germany - Math Olympiad Exponential Problem

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How to Graph the Linear Equation x + 2y = 4

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When mathematicians get bored (ep1)

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How to Graph the Linear Equation x + 2y = 6

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Memorization Trick for Graphing Functions Part 1 | Algebra Math Hack #shorts #math #school

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Question based on Algebraic identity | (x²-y²)=(x+y)(x-y) | #maths #mathshorts

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x² + 5x + 6 ka Trickly

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How to Factor by Grouping Example with 4x^2 + 6xy - 2xy - 3y^2

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x² + 4 y² = 4 x y ; x : y = ?

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Solve: If α and β are zeros of p(x) = x² + x + 1, then find 1/α +1/β || Polynomials ||

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初中数学：已知x+y=2,x^2+y^2=4,求(x-y)^2024的值

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Germany | Can you solve this ? | A Nice Math Olympiad Problem. (x,y)=?

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Find the sum of all possible values of x² + y²

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Germany | Can you solve this ? | A Nice Math Olympiad Problem (x,y)=?

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Germany | A Nice Math Olympiad Algebra Problem

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