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2次方程式

Authored by Mori undefined

Mathematics

10th Grade

Used 4+ times

2次方程式
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2次方程式 x(x+4)=0 を解け。

x=-4

x=4

x=0, -4

x=0, 4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2次方程式 (x+1)(x-3)=0 を解け。

x=-1, 3

x=1, -3

x=1, 3

x=-1, -3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2次方程式 x2-5x+6=0 を解け。

x=2, 3

x=-2, -3

x=2, -3

x=-2, 3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2次方程式 x2-6x+9=0 を解け。

x=3

x=-3

x=0, 3

x=0, -3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2次方程式 x2+7x+9=0 の実数解の個数を求めよ。

0個

1個

2個

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2次方程式 x2+6x+9=0 の実数解の個数を求めよ。

0個

1個

2個

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2次方程式 3x2-5x+4=0 の実数解の個数を求めよ。

0個

1個

2個

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