数学Ⅰ_3乗公式

数学Ⅰ_3乗公式

10th Grade

7 Qs

quiz-placeholder

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数学Ⅰ_3乗公式

数学Ⅰ_3乗公式

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

輝久 玉川

Used 7+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 x3+8x^3+8  を因数分解せよ

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

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

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

 (x2)(x22x+4)\left(x-2\right)\left(x^2-2x+4\right)  

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

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 x327x^3-27  を因数分解せよ

 (x+3)(x23x+9)\left(x+3\right)\left(x^2-3x+9\right)  

 (x+3)(x26x+9)\left(x+3\right)\left(x^2-6x+9\right)  

 (x+3)(x2+3x+9)\left(x+3\right)\left(x^2+3x+9\right)  

 (x3)(x2+3x+9)\left(x-3\right)\left(x^2+3x+9\right)  

 (x3)(x23x+9)\left(x-3\right)\left(x^2-3x+9\right)  

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 64x3164x^3-1  を因数分解せよ

 (8x1)(8x2+16x+1)\left(8x-1\right)\left(8x^2+16x+1\right)  

 (4x+1)(16x24x+1)\left(4x+1\right)\left(16x^2-4x+1\right)  

 (4x+1)(16x2+4x+1)\left(4x+1\right)\left(16x^2+4x+1\right)  

 (4x1)(16x2+4x+1)\left(4x-1\right)\left(16x^2+4x+1\right)  

 (4x1)(16x24x+1)\left(4x-1\right)\left(16x^2-4x+1\right)  

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 8x31258x^3-125  を因数分解せよ

 (2x5)(4x2+10x+25)\left(2x-5\right)\left(4x^2+10x+25\right)  

 (2x5)(4x210x+25)\left(2x-5\right)\left(4x^2-10x+25\right)  

 (2x5)(4x2+20x+25)\left(2x-5\right)\left(4x^2+20x+25\right)  

 (2x+5)(4x2+10x+25)\left(2x+5\right)\left(4x^2+10x+25\right)  

 (2x+5)(4x210x+25)\left(2x+5\right)\left(4x^2-10x+25\right)  

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (x+2)3\left(x+2\right)^3  を展開せよ

 x3+8x^3+8  

 x3+3x2+3x+8x^3+3x^2+3x+8  

 x3+6x2+12x+8x^3+6x^2+12x+8  

 x3+12x2+6x+8x^3+12x^2+6x+8  

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (2x1)3\left(2x-1\right)^3  を展開せよ

 8x318x^3-1  

 8x3+12x2+6x18x^3+12x^2+6x-1  

 8x312x2+6x18x^3-12x^2+6x-1  

 8x36x2+12x18x^3-6x^2+12x-1  

 8x3+6x2+12x18x^3+6x^2+12x-1  

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (2x+3)3\left(2x+3\right)^3  を展開せよ

 8x3+6x2+6x+88x^3+6x^2+6x+8  

 8x3+12x2+18x+88x^3+12x^2+18x+8  

 8x3+36x2+18x+88x^3+36x^2+18x+8  

 8x3+36x2+54x+88x^3+36x^2+54x+8