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20220418_2次方程式-平方根の性質

Authored by Takayuki Yokoi

Mathematics

9th Grade

Used 10+ times

20220418_2次方程式-平方根の性質
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

① x2=49

x=7

x=-7

x=±7

x=√7

x=±√7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

② x2=12

x=±√12

x=±2√3

x=±2√6

x=±3√2

x=±6√2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

その他

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

その他

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

⑤ 3x2=108

x=6

x=-6

x=±6

x=±6√3

その他

6.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

⑥ -6x2=12

(a)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

⑦ x2-5=4

x=0

x=±1

x=±3

x=±9

その他

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