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二次函數第一堂課

Authored by 胡立信lixinhu 胡立信lixinhu

Mathematics

9th Grade

Used 4+ times

二次函數第一堂課
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31 questions

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1.

MATCH QUESTION

45 sec • 4 pts

請配對以下的函數

y=5x-6

常數函數

y=6

零函數

y=0

二次函數

y=3x2-6x+8

一次函數

2.

MATH RESPONSE QUESTION

3 mins • 5 pts

蔡老師想用80公尺長的籬笆圍出一塊矩形濕地,作為生態教學區域,若濕地的長為x公尺,面積為y公尺,請將y用x表示

Mathematical Equivalence

ON

3.

MATCH QUESTION

1 min • 3 pts

y=0

x=-5

y=16

x=4

y=25

x=0

y=100

x=-1

y=1

x=10

4.

MULTIPLE SELECT QUESTION

45 sec • 9 pts

在y固定的時候,對應到的x剛好為相反數

圖形會通過第三象限

x變大時,y也會變大

在第一象限中,

x每增加一單位時,y增加的量會相同

此圖形會是對稱圖形

5.

MATCH QUESTION

1 min • 5 pts

y=-200

x=0

y=-2

x=4

y=0

x=-1

y=-50

x=-5

y=-32

x=10

6.

DRAG AND DROP QUESTION

3 mins • 9 pts

y=6
y=20
y=13
y=25
y=-5
y=-8
y=-13
y=-40
y=-85
y=36

7.

REORDER QUESTION

2 mins • 6 pts

以下二次函數,當x相同時,請將y值由小排到大

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