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3/20九年即第四節

Authored by 張偉群 張偉群

Mathematics

9th Grade

Used 2+ times

3/20九年即第四節
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5 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

指數律下列敘述何者正確? (多選題)

32+34=36

32X34=36

(32)5 =37

(32)5 =310

30=0

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪一個是 5250000 的科學記號表示方式?

525X104

52.5X105

5.25X106

5250X103

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x=-2 是下列哪一個方程式的解?

3x+2=1

) 2-x=x

x+3=2x-5

4x-3=2x-7

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

x=2,y=5

x=2,y=0

x=0,y=-2

) x=-2,y=3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列選項何者為正比?(多選題)

xy=K

xy=3

x+y=K

x+y=5

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