How to Solve x^2 - 2x -15 = 0 by Factoring

x^2 + 2x - 15 = 0 を因数分解で解く方法

x^2 + 2x - 15 = 0、二次公式を使用して二次方程式を解きます。

x^2 - 2x - 15 = 0

x^2 + 2x - 15 = 0 を平方完成して解きます。

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USING 2 METHODS TO SOLVE THE QUADRATIC EQUATION x^2+2x-15=0 1) FACTORIZATION 2) QUADRATIC FORMULA

Solve quadratic equation by factorisation

二次方程式を使用して x^2 + 2x - 15 = 0 を解きます。

X^2-2X-15 = 0

非線形不等式: x^2 - 2x - 15 ≥ 0 を解く

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x^2-2x-15 solve by Factorization