15. show that a bounded linear operator t: h »h on a hilbert space h is normal if and only if ||t*x||= ||tx|| for all xeh. using this, show that for a normal linear operator, complex t°ll= |t|f

The police chief wants to know if the city’s african americans feel that the police are doing a good job. identify the management problem (i.e dependent variable) and identify the independent variable.