completing square formula

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completing square formula

This section shows how to complete the square and use it to solve a quadratic equation., ,Completing the Square is a method used to solve a quadratic equation by changing the form of the equation so that the left side is a perfect square trinomial. ,跳到 Formula - Formula[edit] ,For example, solve x²+6x=-2 by manipulating it into (x+3)²=7 and then taking the square root. ,配方法Completing the square 往往被同學忽視,但文憑試2013年有一題目就強制考生必須用配方法來求最大/最小值。因此大家準備文憑試時,必須好好掌握配方法。

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completing square formula 相關參考資料
2. Solving Quadratic Equations by Completing the Square

This section shows how to complete the square and use it to solve a quadratic equation.

https://www.intmath.com

Completing the Square - Math is Fun

https://www.mathsisfun.com

Completing the Square - Varsity Tutors

Completing the Square is a method used to solve a quadratic equation by changing the form of the equation so that the left side is a perfect square trinomial.

https://www.varsitytutors.com

Completing the square - Wikipedia

跳到 Formula - Formula[edit]

https://en.wikipedia.org

Solving quadratics by completing the square (article) | Khan ...

For example, solve x²+6x=-2 by manipulating it into (x+3)²=7 and then taking the square root.

https://www.khanacademy.org

被忽視的配方法Completing the square - 學校沒有教的數學

配方法Completing the square 往往被同學忽視,但文憑試2013年有一題目就強制考生必須用配方法來求最大/最小值。因此大家準備文憑試時,必須好好掌握配方法。

https://mathseasy.hk