因式分解 x^2-2x-2y^2+1

来源:学生作业帮助网 编辑:六六作业网 时间:2024/10/06 22:09:19
因式分解x^2-2x-2y^2+1因式分解x^2-2x-2y^2+1因式分解x^2-2x-2y^2+1=x^2-2x+1-2y^2=(x-1)^2-2y^2=(x-1+√2y)(x-1-√2y)

因式分解 x^2-2x-2y^2+1
因式分解 x^2-2x-2y^2+1

因式分解 x^2-2x-2y^2+1
= x^2-2x+1-2y^2
=(x-1)^2-2y^2
=(x-1+√2y)(x-1-√2y)