For any numbers w and z, w・z=w3z(8-w2). If both z and w・z are positive numbers, which of the following could be a value of w ？（） A. 9 B. 3 C. 0 D.-2 E.-9
For any numbers w and z, w・z=w3z(8-w2). If both z and w・z are positive numbers, which of the following could be a value of w ？（）
A、 9
B、 3
C、 0
D、-2
E、-9
发布时间：2025-08-31 10:56:23
