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都トレ数学~関数の小問~

Authored by E Anomuder

Mathematics

7th - 9th Grade

Used 13+ times

都トレ数学~関数の小問~
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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

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変化の割合を求めよ。

−8-8  

−18-\frac{1}{8}  

88  

18\frac{1}{8}  

2.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

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y=ax2y=ax^2  について、 aa  の値を求めよ。

a=−12a=-\frac{1}{2}  

a=−2a=-2  

a=12a=\frac{1}{2}  

a=2a=2  

3.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

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y=ax2y=ax^2  について、 yy  の変域を求めよ。

9≤y≤259\le y\le25  

−9≤y≤25-9\le y\le25  

0≤y≤90\le y\le9  

0≤y≤250\le y\le25  

4.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

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図の放物線 bb  は、次のうちどれにあたるか選べ。

y=94x2y=\frac{9}{4}x^2  

y=3512x2y=\frac{35}{12}x^2  

y=−32x2y=-\frac{3}{2}x^2  

y=−3x2y=-3x^2  

5.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

Media Image

図の放物線 cc  は、次のうちどれにあたるか選べ。

y=94x2y=\frac{9}{4}x^2  

y=3512x2y=\frac{35}{12}x^2  

y=−32x2y=-\frac{3}{2}x^2  

y=−3x2y=-3x^2  

6.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

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変化の割合を求めよ。

136\frac{13}{6}  

9142\frac{91}{42}  

−9112-\frac{91}{12}  

−136-\frac{13}{6}  

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