若数列{a n }的通项公式a n =5( ) 2n-2 -4( ) n-1 ,n ∈N * 数列{a n }的最大值为第x项,最小值为第y项,则x+y的值为 ( )
A.
3
B.
4
C.
5
D.
6
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【单选题】I think lots of students like the pop singer named Jay. I also like him very much. Do you know as a boy ,Jay was called Dull Stupid. But his mother noticed that the quiet, shy boy seemed to dance well...
A.
Because Jay is handsome.
B.
Because when the others all denied him ,he never gave up.
【单选题】I think lots of students like the pop singer named Jay. I also like him very much. Do you know as a boy ,Jay was called Dull Stupid. But his mother noticed that the quiet, shy boy seemed to dance well...
A.
Because Jay is handsome
B.
Because when the others all denied him, he never gave up.