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ผลต่างของกำลังสอง

Authored by Jub Jang

Mathematics

8th Grade

Used 33+ times

ผลต่างของกำลังสอง
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

จงแยกตัวประกอบของ

 x29x^2-9  

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

 (x+3)(x3)\left(x+3\right)\left(x-3\right)  

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

 (x9)(x9)\left(x-9\right)\left(x-9\right)  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

จงแยกตัวประกอบของ

 x264x^2-64  

 (x+6)(x+6)\left(x+6\right)\left(x+6\right)  

 (x9)(x+9)\left(x-9\right)\left(x+9\right)  

 (x8)(x8)\left(x-8\right)\left(x-8\right)  

 (x8)(x+8)\left(x-8\right)\left(x+8\right)  

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

จงแยกตัวประกอบของ

 x2144x^2-144  

 (x+12)(x+12)\left(x+12\right)\left(x+12\right)  

 (x72)(x+72)\left(x-72\right)\left(x+72\right)  

 (x12)(x12)\left(x-12\right)\left(x-12\right)  

 (x12)(x+12)\left(x-12\right)\left(x+12\right)  

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

จงแยกตัวประกอบของ

 4x2494x^2-49  

 (4x+3)(4x+3)\left(4x+3\right)\left(4x+3\right)  

 (x7)(4x+7)\left(x-7\right)\left(4x+7\right)  

 (2x7)(2x+7)\left(2x-7\right)\left(2x+7\right)  

 (2x49)(2x+49)\left(2x-49\right)\left(2x+49\right)  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

จงแยกตัวประกอบของ

 100x2121100x^2-121 

 (10x+11)(10x+11)\left(10x+11\right)\left(10x+11\right) 

 (10x11)(10x+11)\left(10x-11\right)\left(10x+11\right) 

 (50x60.5)(50x+60.5)\left(50x-60.5\right)\left(50x+60.5\right) 

 (10x11)(10x11)\left(10x-11\right)\left(10x-11\right) 

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

จงแยกตัวประกอบของ

 9x21009x^2-100 

 (3x+10)(3x+10)\left(3x+10\right)\left(3x+10\right) 

 (3x10)(3x+10)\left(3x-10\right)\left(3x+10\right) 

 (3x10)(3x10)\left(3x-10\right)\left(3x-10\right) 

 (3x100)(3x+100)\left(3x-100\right)\left(3x+100\right) 

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

จงแยกตัวประกอบของ

 x21x^2-1 

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

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

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

 (2x1)(2x+1)\left(2x-1\right)\left(2x+1\right) 

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