x(x-1)>=(x+2)(x-2)和x^2-4x-5=(x+2)(x-2)x^2-4x-5

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 16:53:10
x(x-1)>=(x+2)(x-2)和x^2-4x-5=(x+2)(x-2)x^2-4x-5

x(x-1)>=(x+2)(x-2)和x^2-4x-5=(x+2)(x-2)x^2-4x-5
x(x-1)>=(x+2)(x-2)和x^2-4x-5=(x+2)(x-2)
x^2-4x-5

x(x-1)>=(x+2)(x-2)和x^2-4x-5=(x+2)(x-2)x^2-4x-5
-1

(1)X>=4 (2)-3/4