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1-1複習

Authored by 胡立信lixinhu 胡立信lixinhu

Mathematics

9th Grade

Used 1+ times

1-1複習
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24 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

把y=x2向上平移二單位,可得一新函數為?

y=(x+2)2

y=x2+2

y=2 x2

y=x2-2

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

下列哪一個二次函數的圖形完全在x軸上方?

y=3(x-2)2-8

y=3(x-2)2+8

y=-3(x-2)2-8

y=-3(x-2)2+8

3.

MATH RESPONSE QUESTION

3 mins • 5 pts

Media Image

如圖,阿水將二次函數描繪在此方格紙上,試問他所要畫的二次函數為何

Mathematical Equivalence

ON

4.

FILL IN THE BLANK QUESTION

5 mins • 9 pts

5.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

下列哪一個二次函數圖形的對稱軸為 x=-2?

y=(x+2)2+4 

y=-(x-2)2+1

y=x2-2 

y=3(x-2)2

6.

GRAPHING QUESTION

5 mins • 5 pts

7.

MULTIPLE CHOICE QUESTION

5 mins • 6 pts

已知二次函數yx2mxn,且當x=-4時,y有最小值-5,則mn=?

-9

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