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}
x^3+3x+2的判别式的值?() A: -108 B: -216 C: 108 D: 216
x^3+3x+2的判别式的值?() A: -108 B: -216 C: 108 D: 216
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。
【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
下列表达式的值是多少? 1. 201 / 4 2. 201 % 4 3. 201 / 4.0
下列表达式的值是多少? 1. 201 / 4 2. 201 % 4 3. 201 / 4.0
下列表达式的值是多少? 201/4的值是_________________。 201%4的值是_________________。 201/4.0的值是_________________
下列表达式的值是多少? 201/4的值是_________________。 201%4的值是_________________。 201/4.0的值是_________________
In 2013, the human population reached 7.1 billion with an annual growth rate of 1.1%. How many people will there be in 2014? A: 7.8 x 106 B: 7.8 x 107 C: 7.8 x 108 D: 7.1 x 106 E: 7.1 x 107
In 2013, the human population reached 7.1 billion with an annual growth rate of 1.1%. How many people will there be in 2014? A: 7.8 x 106 B: 7.8 x 107 C: 7.8 x 108 D: 7.1 x 106 E: 7.1 x 107