
20220418_2次方程式-平方根の性質
Authored by Takayuki Yokoi
Mathematics
9th Grade
Used 10+ times

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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 BLANK QUESTION
30 sec • 1 pt
⑥ -6x2=12
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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