A4纸的图幅大小为（ ） A: 215X297 B: 210 X 297 C: 520 X 280 D: 321 X 324
A4纸的图幅大小为（ ） A: 215X297 B: 210 X 297 C: 520 X 280 D: 321 X 324
常用钢丝绳一般为6 X 19、6 X 37、6 X 61三种。（)
常用钢丝绳一般为6 X 19、6 X 37、6 X 61三种。（)
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]…
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]1803da175d21bb3.png[/img][img=36x43]1803da176510759.png[/img][img=57x43]1803da176e34ee6.png[/img]…[img=58x43]1803da177747ce7.png[/img]… D: X123…k…P[img=9x43]1803da177fbaa74.png[/img][img=36x43]1803da17890c39f.png[/img][img=57x43]1803da1792a9c56.png[/img]…[img=58x43]1803da179bd7a28.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]1803da175d21bb3.png[/img][img=36x43]1803da176510759.png[/img][img=57x43]1803da176e34ee6.png[/img]…[img=58x43]1803da177747ce7.png[/img]… D: X123…k…P[img=9x43]1803da177fbaa74.png[/img][img=36x43]1803da17890c39f.png[/img][img=57x43]1803da1792a9c56.png[/img]…[img=58x43]1803da179bd7a28.png[/img]…
324
324
智慧职教: 下图为324引脚图，可以看出324是（）运算放大器
智慧职教: 下图为324引脚图，可以看出324是（）运算放大器
The eigenvalue problem for the Schrödinger equation [img=324x61]18034571f1a03d4.png[/img] has solution for all [img=36x20]18034571fa6baec.png[/img].
The eigenvalue problem for the Schrödinger equation [img=324x61]18034571f1a03d4.png[/img] has solution for all [img=36x20]18034571fa6baec.png[/img].
在Python中，正确的赋值语句为 A: x+y=26 B: 2y=x+10 C: x=3y D: x=y=61
在Python中，正确的赋值语句为 A: x+y=26 B: 2y=x+10 C: x=3y D: x=y=61
计算下列同余方程的解，要求给出0~模数区间内的解(答案中只要数字不要有空格)。a) 2x ≡ 5 (mod 9), x≡ ______ (mod 9).b) 5x ≡ 3 (mod 11), x≡ ______ (mod 11).c) 15x ≡ 31 (mod 47), x≡ ______ (mod 47).d) 54x ≡ 12 (mod 73), x≡ ______ (mod 73).e) 31x ≡ 57 (mod 61), x≡ ______ (mod 61).
计算下列同余方程的解，要求给出0~模数区间内的解(答案中只要数字不要有空格)。a) 2x ≡ 5 (mod 9), x≡ ______ (mod 9).b) 5x ≡ 3 (mod 11), x≡ ______ (mod 11).c) 15x ≡ 31 (mod 47), x≡ ______ (mod 47).d) 54x ≡ 12 (mod 73), x≡ ______ (mod 73).e) 31x ≡ 57 (mod 61), x≡ ______ (mod 61).