log48+log42-(1/4)0=（ ）

To achieve good grades in examinations at university, y...

填空题To achieve good grades in examinations at university, you need to:
have academic ability.
be （） .
think clearly.
observe time management practices.

函数y=2x-1的反函数为（ ）A.y=log22+1(x＞O，x≠1)B．y=log22-1(x＞0，z≠1...

单项选择题函数y=2x-1的反函数为（ ）

请计算该公司当月应纳营业税额。

问答题请计算该公司当月应纳营业税额。