原式=1-x(1-x)2=11-x.
故选C.
请根据以下资料回答下列问题:
根据已知情况,并假定住房按70年、汽车按8年平均折旧,张三家庭的净资产为______。(答案取最接近值。)
A.390000元B.396000元C.415000元D.524000元
Which condition could a mother have and still be allowed to breast-feed her child()
A. Positive for human immunodeficiency virus (HIV).
B. Active tuberculosis (TB).
C. Cardiac disease.
D. Endometritis.