七年级下册数学公式定律汇总-长理培训找题

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1Some foreigners bold remarks against the authorities raised everyones eyebrows. The underl

Some foreigners bold remarks against the authorities raised everyones eyebrows. The underlined part means______.
A．convinced everyone
B．encouraged everyone
C．enlightened everyone
D．shocked everyone
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2在 2*arctan2 到兀/4 上求函数（1－cosX）（sinX）^2的定积分.求详解.

在 2*arctan2 到兀/4 上求函数（1－cosX）（sinX）^2的定积分.求详解.

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3______is the speed at which something moves in a particular direction.A．VoltageB．VelocityC

______is the speed at which something moves in a particular direction.
A．Voltage
B．Velocity
C．Proportion
D．Frequency
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41.设随机变量X的概率密度为f(x)= 则P{0.2

1.设随机变量X的概率密度为f(x)= 则P{0.2

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5He subscribes to a number of journals______his subject.A．relatingB．overC．concerningD．aroun

He subscribes to a number of journals______his subject.
A．relating
B．over
C．concerning
D．around
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6母牛结核菌试验阳性，无明显症状，牛奶的处理原则是A.60℃，30分钟B.70℃，30分钟巴氏消毒后可食用C.80

母牛结核菌试验阳性，无明显症状，牛奶的处理原则是
A.60℃，30分钟
B.70℃，30分钟巴氏消毒后可食用
C.80℃，30分钟巴氏消毒后喂饲其他禽畜
D.禁止挤奶
E.消毒废弃
请帮忙给出正确答案和分析，谢谢！

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7数学定积分问题求解什么的导数是COS^2（x）不是SIN^2(x)吗

数学定积分问题求解什么的导数是COS^2（x）不是SIN^2(x)吗

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8Counsel for the defence submitted that his client was clearly______.A．naiveB．innocentC．sim

Counsel for the defence submitted that his client was clearly______.
A．naive
B．innocent
C．simple
D．liable
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9二重积分 ,高数,

二重积分 ,高数,

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10Weve already made it clear that we will not______to pressure.A．twistB．shrinkC．yieldD．settl

Weve already made it clear that we will not______to pressure.
A．twist
B．shrink
C．yield
D．settle
请帮忙给出正确答案和分析，谢谢！

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七年级下册数学公式定律汇总

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