1.若命题¬(p∨(¬q))为真命题,则p,q的真假情况为( )
| A. | p真,q真 | B. | p真,q假 | C. | p假,q真 | D. | p假,q假 |
15.数列{an}满足a1=2016,a2=1,an+1=an+an+2,则前2017项和S2017=( )
0 233814 233822 233828 233832 233838 233840 233844 233850 233852 233858 233864 233868 233870 233874 233880 233882 233888 233892 233894 233898 233900 233904 233906 233908 233909 233910 233912 233913 233914 233916 233918 233922 233924 233928 233930 233934 233940 233942 233948 233952 233954 233958 233964 233970 233972 233978 233982 233984 233990 233994 234000 234008 266669
| A. | 2016 | B. | 1 | C. | 0 | D. | -2015 |