(x+3)(x²+9)(x-3)

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/09 08:02:54

(x+3)(x²+9)(x-3)
(x+3)(x²+9)(x-3)

(x+3)(x²+9)(x-3)
(x+3)(x²+9)(x-3)
=(x+3)(x-3)(x²+9)
=(x²-9)(x²+9)
=x⁴-81

(x+3)(x²+9)(x-3)
=(x+3)(x-3)(x²+9)
=(x²-9)(x²+9)
=x^4-81