定义一个集合数据对象,错误的是: A: x = { 201, ’flg’, 20.3} B: x = ( 200, ’flg’, 20.3) C: x = [ 201, ’flg’, 20.3 ] D: x = {‘flg’ : 20.3}
定义一个集合数据对象,错误的是: A: x = { 201, ’flg’, 20.3} B: x = ( 200, ’flg’, 20.3) C: x = [ 201, ’flg’, 20.3 ] D: x = {‘flg’ : 20.3}
已知一圆经过三点A(0,1),B(2,1),C(3,4),则该圆一般方程为( ) A: [img=201x26]1803d52db11b20b.png[/img] B: [img=201x26]1803d52db8fc68d.png[/img] C: [img=201x26]1803d52dc15b33a.png[/img] D: [img=201x26]1803d52dca06a38.png[/img]
已知一圆经过三点A(0,1),B(2,1),C(3,4),则该圆一般方程为( ) A: [img=201x26]1803d52db11b20b.png[/img] B: [img=201x26]1803d52db8fc68d.png[/img] C: [img=201x26]1803d52dc15b33a.png[/img] D: [img=201x26]1803d52dca06a38.png[/img]
两浮点数 x=0.1101 ´210 , y=(0.1011) ´201, 求x+y。
两浮点数 x=0.1101 ´210 , y=(0.1011) ´201, 求x+y。
对如图所示逻辑电路,写出逻辑表达式()。[img=655x405]180307b271b527e.jpg[/img] A: [img=201x26]180307b27ffb83a.png[/img] B: [img=201x26]180307b28df2b3d.png[/img] C: [img=201x26]180307b29a4dde6.png[/img] D: [img=201x25]180307b2a55acae.png[/img]
对如图所示逻辑电路,写出逻辑表达式()。[img=655x405]180307b271b527e.jpg[/img] A: [img=201x26]180307b27ffb83a.png[/img] B: [img=201x26]180307b28df2b3d.png[/img] C: [img=201x26]180307b29a4dde6.png[/img] D: [img=201x25]180307b2a55acae.png[/img]
【单选题】You can find him in__ . A. Room 201 B.201 Room C. the Room 201 D. the 201 Room A. Room 201 B. 201 Room C. the Room 201 D. the 201 Room
【单选题】You can find him in__ . A. Room 201 B.201 Room C. the Room 201 D. the 201 Room A. Room 201 B. 201 Room C. the Room 201 D. the 201 Room
【单选题】Supposethepriceindexwas100in2014,109in2015,andtheinflationratewaslowerbetween2015and2016thanitwasbetween2014and2015.Thismeansthat A. th e pric e inde x i n 201 6 wa s lowe r tha n 109.0 B. th e pric e inde x i n 201 6 wa s lowe r tha n 118.9 C. th e pric e inde x i n 201 6 wa s lowe r tha n 118.0 D. th e inflatio n rat e betwee n 201 5 an d 201 6 wa s lowe r tha n 1.0 9 percent
【单选题】Supposethepriceindexwas100in2014,109in2015,andtheinflationratewaslowerbetween2015and2016thanitwasbetween2014and2015.Thismeansthat A. th e pric e inde x i n 201 6 wa s lowe r tha n 109.0 B. th e pric e inde x i n 201 6 wa s lowe r tha n 118.9 C. th e pric e inde x i n 201 6 wa s lowe r tha n 118.0 D. th e inflatio n rat e betwee n 201 5 an d 201 6 wa s lowe r tha n 1.0 9 percent
表达式 (x=100,y=200)+!(0 A: 100 B: 200 C: 101 D: 201
表达式 (x=100,y=200)+!(0 A: 100 B: 200 C: 101 D: 201
已知:两浮点数x = 0.1101×210,y = 0.1011×201 (指数为二进制数) 求:x + y,写出计算过程
已知:两浮点数x = 0.1101×210,y = 0.1011×201 (指数为二进制数) 求:x + y,写出计算过程
圆[img=201x26]18037043bb6b4e2.png[/img]的半径是______________。
圆[img=201x26]18037043bb6b4e2.png[/img]的半径是______________。
圆[img=201x26]180305a1903b045.png[/img]的半径是______________。
圆[img=201x26]180305a1903b045.png[/img]的半径是______________。