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【简答题】
已知 的展开式中,第五项与第三项的二项式系数之比为14:3,求展开式的常数项。
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参考答案:
举一反三
【单选题】Nobody likes to live in that( )house.
A.
alone
B.
lonely
【单选题】Nobody likes to live in that ( )region.
A.
land
B.
refus
C.
deserted
D.
fly
E.
take
【单选题】Nobody likes to live in that ( )region.
A.
lonely
B.
wonderful
C.
desert
D.
roof
【单选题】Nobody likes to live in a hotel without_____ .
A.
bar
B.
key card
C.
good service
D.
gym
【单选题】Nobody likes to live in that ( )region.
A.
land
B.
refuse
C.
deserted
D.
take
【简答题】At weekends,private cars( )families on joyful outings. A.land B.refuse C.desert D.fly E.take 2.She ( ) his invitation to the tea party. A.land B.refuse C.desert D.fly E.take 3.Nobody likes to liv...
【单选题】肝素抗凝血不适用于()
A.
红细胞计数
B.
血红蛋白测定
C.
白细胞计数
D.
红细胞比容测定
E.
血气分析
【单选题】Nobody likes to live in a hotel without _________.
A.
cleaner
B.
good service
C.
court
D.
swimming pool
【单选题】肝素抗凝血不适用于
A.
红细胞计数
B.
血红蛋白测定
C.
白细胞分类计数
D.
血细胞比容测定
【单选题】Nobody likes to live in that ( )region.
A.
land
B.
refuse
C.
desert
D.
fly
E.
take
参考解析:
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