
20220420_2次方程式-平方根の性質2
Authored by Takayuki Yokoi
Mathematics
9th Grade
Used 9+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
① (x-1)2=36
x=7,-5
x=5,-7
x=±6
解なし
その他
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
② (x+5)2=5
x=-5±√5
x=0,10
x=5±√5
解なし
その他
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
③ (x+3)2-45=0
x=-3±3√5
x=3±3√5
x=±3√5
解なし
その他
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
④ 6(x-6)2-54=0
x=3,9
x=6±3√6
x=3,15
解なし
その他
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
⑤ 4(x+3)2-32=0
x=-3±2√2
x=-3±4√2
x=3±2√2
x=-3±4√2
その他
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
その他
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