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20220420_2次方程式-平方根の性質2

Authored by Takayuki Yokoi

Mathematics

9th Grade

Used 9+ times

20220420_2次方程式-平方根の性質2
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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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