分解因式:m-mn2。
解:m-mn2=m(1-n2)=m(1+n)(1-n)。
亚里士多德认为雅典平民政治的本质特征是“平民群众必须具有最高权力;政事裁决于大多数人的意志;大多数人的意志就是正义”。该特征可概括为( )
A.主权在民
B.人人平等
C.自由主义
D.分权制衡
The nurse is developing a plan of care for a client with anorexia nervosa. Which action should the nurse include in the plan()
A. Set up a strict eating plan for the client.
B. Encourage the client to exercise, which will reduce her anxiety.
C. Restrict visits with the family until the client begins to eat.
D. Provide privacy during meals.