In 1803 the United States purchased Louisiana from _____.
In 1803 the United States purchased Louisiana from _____.
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
国际网球联合会成立于 A: 1903 B: 1803 C: 1913 D: 1923
国际网球联合会成立于 A: 1903 B: 1803 C: 1913 D: 1923
霍尔效应哪一年发现的? A: 1881 B: 1879 C: 1803 D: 1831
霍尔效应哪一年发现的? A: 1881 B: 1879 C: 1803 D: 1831
卢浮宫是_______年向公众开放的?( ) A: 1789 B: 1803 C: 1792 D: 1793
卢浮宫是_______年向公众开放的?( ) A: 1789 B: 1803 C: 1792 D: 1793
空想社会主义的开山之作《乌托邦》出版于() A: 1623 B: 1803 C: 1821 D: 1516
空想社会主义的开山之作《乌托邦》出版于() A: 1623 B: 1803 C: 1821 D: 1516
以下哪些图像格式支持透明背景() A: PNG/JPEG B: PNG/GIF C: JPEG/GIF D: BMP/PNG
以下哪些图像格式支持透明背景() A: PNG/JPEG B: PNG/GIF C: JPEG/GIF D: BMP/PNG
17e43d27acb96b6.jpg竖直度盘读数为: A: 107°61′42″ B: 108°01′42″ C: 61°35′36″ D: 61°44′30″
17e43d27acb96b6.jpg竖直度盘读数为: A: 107°61′42″ B: 108°01′42″ C: 61°35′36″ D: 61°44′30″
独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803da13460ecf5.png[/img][img=36x43]1803da134eadb99.png[/img][img=57x43]1803da135709664.png[/img]…[img=58x43]1803da135e5a076.png[/img]… D: X123…k…P[img=9x43]1803da13671cd55.png[/img][img=36x43]1803da13703c21c.png[/img][img=57x43]1803da1378489ec.png[/img]…[img=58x43]1803da13822269c.png[/img]…
独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803da13460ecf5.png[/img][img=36x43]1803da134eadb99.png[/img][img=57x43]1803da135709664.png[/img]…[img=58x43]1803da135e5a076.png[/img]… D: X123…k…P[img=9x43]1803da13671cd55.png[/img][img=36x43]1803da13703c21c.png[/img][img=57x43]1803da1378489ec.png[/img]…[img=58x43]1803da13822269c.png[/img]…
独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803573572a7b80.png[/img][img=36x43]180357357af3976.png[/img][img=57x43]180357358399321.png[/img]…[img=58x43]180357358bf0f84.png[/img]… D: X123…k…P[img=9x43]180357359488348.png[/img][img=36x43]180357359c7d68a.png[/img][img=57x43]18035735a57969a.png[/img]…[img=58x43]18035735ae0e3f4.png[/img]…
独立重复地投掷一颗均匀的骰子,直到出现6点就停止投掷,设X表示投掷骰子的次数,则X的分布列是______________. A: X123456P1/61/61/61/61/61/6 B: X123456…P1/61/61/61/61/61/6… C: X123…k…P[img=9x43]1803573572a7b80.png[/img][img=36x43]180357357af3976.png[/img][img=57x43]180357358399321.png[/img]…[img=58x43]180357358bf0f84.png[/img]… D: X123…k…P[img=9x43]180357359488348.png[/img][img=36x43]180357359c7d68a.png[/img][img=57x43]18035735a57969a.png[/img]…[img=58x43]18035735ae0e3f4.png[/img]…