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【简答题】
已知y与x 2 +2成正比例，且当x=1时，y=6． （1）求y与x之间的函数关系式； （2）若点（a，12）在函数图象上，求a的值．
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反馈参考答案：
举一反三
【简答题】在数据库中,一个属性的取值范围叫做一个 。
【单选题】Many medical experts regard ________ as a kind of intellectual property that should also be legally protected.
A.
subscription
B.
description
C.
ascription
D.
prescription
【简答题】English is now the international language for airline pilots, scientists, medical experts, businessmen and many others. Consequently, more and more people are learning it.
【单选题】In time, the fossil fuel waves may come to be seen as something of a historical blip.
A.
F
B.
O
【简答题】计算机常用的辅助存储器有软盘、________和________。
【单选题】Food and Cancer Medical Experts have suspected for many years that there is a strong link between what a person eats and cancer. They say a new study provides the first evidence that vitamins could re...
A.
Right
B.
Wrong
C.
Not Mentioned
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