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数学II 〜二項定理

Authored by Shunji Nishikawa

Mathematics

2nd Grade

Used 7+ times

数学II  〜二項定理
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (x+1)3\left(x+1\right)^3  を展開せよ

 x3+1x^3+1  

 x3+3x2+3x+1x^3+3x^2+3x+1  

 x2+2x+1x^2+2x+1  

 x3+x2+x+1x^3+x^2+x+1  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (ab)(a2+ab+b2)\left(a-b\right)\left(a^2+ab+b^2\right)  を展開せよ

 a3b3a^3-b^3  

 a3+b3a^3+b^3  

 a33ab2+3a2bb3a^3-3ab^2+3a^2b-b^3  

 a2b2a^2-b^2  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 x3+8x^3+8  を因数分解せよ。

 (x+8)(x2+8x+64)\left(x+8\right)\left(x^2+8x+64\right)  

 (x+2)(x24x+4)\left(x+2\right)\left(x^2-4x+4\right)  

 (x2)(x2+2x+4)\left(x-2\right)\left(x^2+2x+4\right)  

 (x+2)(x22x+4)\left(x+2\right)\left(x^2-2x+4\right)  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (x416)\left(x^4-16\right)  を因数分解せよ。

 (x2)(x2+2x+4)\left(x-2\right)\left(x^2+2x+4\right)  

 (x24)(x2+4)\left(x^2-4\right)\left(x^2+4\right)  

 (A4)(A+4)\left(A^{ }—4\right)\left(A+4\right)  

 (x2+4)(x+2)(x2)\left(x^2+4\right)\left(x+2\right)\left(x-2\right)  

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

このような数の配列を何というか?

デカルトの三角形

ピタゴラスの三角形

ライプニッツの三角形

パスカルの三角形

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt


 (x+2)5 \left(x+2\right)^{5\ }  x2x^2  の係数を求めよ

10

40

80

8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 x22x+8x^2-2x+8  を x3x-3  で割ったときのあまりを答えよ

 x+8x+8  

 5x+8-5x+8  

5

 7-7  

11

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