函数y=根号下[log1/2(x²-1)]的定义域是( ).求详解,说明:整个式子都在根号内.
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![函数y=根号下[log1/2(x²-1)]的定义域是( ).求详解,说明:整个式子都在根号内.](/uploads/image/z/9318984-24-4.jpg?t=%E5%87%BD%E6%95%B0y%3D%E6%A0%B9%E5%8F%B7%E4%B8%8B%5Blog1%2F2%EF%BC%88x%26%23178%3B-1%EF%BC%89%5D%E7%9A%84%E5%AE%9A%E4%B9%89%E5%9F%9F%E6%98%AF%EF%BC%88+%EF%BC%89.%E6%B1%82%E8%AF%A6%E8%A7%A3%2C%E8%AF%B4%E6%98%8E%EF%BC%9A%E6%95%B4%E4%B8%AA%E5%BC%8F%E5%AD%90%E9%83%BD%E5%9C%A8%E6%A0%B9%E5%8F%B7%E5%86%85.)
函数y=根号下[log1/2(x²-1)]的定义域是( ).求详解,说明:整个式子都在根号内.
函数y=根号下[log1/2(x²-1)]的定义域是( ).求详解,说明:整个式子都在根号内.
函数y=根号下[log1/2(x²-1)]的定义域是( ).求详解,说明:整个式子都在根号内.
被开方式非负
log(1/2) (x²-1)≥0
即 log(1/2) (x²-1)≥log(1/2) 1
∴ 0