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因数分解

Authored by 片山 司朗

Mathematics

9th - 10th Grade

Used 31+ times

因数分解
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7 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 2x82x-8  を因数分解せよ。

 2(x4)2\left(x-4\right)  

 2(x+4)2\left(x+4\right)  

 8(x+2)8\left(x+2\right)  

 16x-16x  

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 x2+4x+3x^2+4x+3  を因数分解せよ。

 (x+1)(x+3)\left(x+1\right)\left(x+3\right)  

 (x+1)(x+2)\left(x+1\right)\left(x+2\right)  

 (x1)(x3)\left(x-1\right)\left(x-3\right)  

 (x+2)2\left(x+2\right)^2  

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 x2+4xx^2+4x  を因数分解せよ。

 x(x+4)x\left(x+4\right)  

 (x+2)2\left(x+2\right)^2  

 (x+1)(x+4)\left(x+1\right)\left(x+4\right)  

 x(x+2)x\left(x+2\right)  

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 x25x+6x^2-5x+6  を因数分解せよ。

 (x2)(x3)\left(x-2\right)\left(x-3\right)  

 (x6)(x+1)\left(x-6\right)\left(x+1\right)  

 (x+6)(x1)\left(x+6\right)\left(x-1\right)  

 (x+2)(x+3)\left(x+2\right)\left(x+3\right)  

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 x24x^2-4  を因数分解せよ。

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

 x(x4)x\left(x-4\right)  

 (x4)(x+1)\left(x-4\right)\left(x+1\right)  

 (x2)2\left(x-2\right)^2  

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 x2+4xx^2+4x  を因数分解せよ。

 x(x+4)x\left(x+4\right)  

 (x+4)(x+1)\left(x+4\right)\left(x+1\right)  

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

 (x+2)2\left(x+2\right)^2  

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 4xy+6x4xy+6x  を因数分解せよ。

 2x(2y+3)2x\left(2y+3\right)  

 4x(y+6)4x\left(y+6\right)  

 2(x+3y)2\left(x+3y\right)  

 2x(2xy+3)2x\left(2xy+3\right)  

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