แบบทดสอบเก็บคะแนน ผลบวกและผลต่างของกำลังสาม
Quiz
•
Mathematics
•
3rd Grade
•
Hard
Aphatchanan Pakpian
Used 56+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ข้อใดกล่าวถูกต้อง
A3 + B3 = ( A + B )( A2 - AB + B2 )
A3 + B3 = ( A - B )( A2 + AB + B2 )
A3 - B3 = ( A + B )( A2 - AB + B2 )
A3 - B3 = ( A - B )( A2 - AB + B2 )
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ข้อใดคือ การแยกตัวประกอบของพหุนาม
x3 + y3
( x + y )( x2 + xy + y2 )
( x - y )( x2 - xy + y2 )
( x + y )( x2 - xy + y2 )
( x - y )( x2 + xy + y2 )
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ข้อใดคือ การแยกตัวประกอบของพหุนาม
x3 + 125
( x + 125 )( x2 - 125x + 15,625 )
( x - 125 )( x2 + 125x + 15,625 )
( x + 5 )( x2 - 5x + 25 )
( x - 5 )( x2 + 5x + 25 )
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ข้อใดคือ การแยกตัวประกอบของพหุนาม
8x3 - 343
( 2x - 7)( 4x2 + 14x + 49)
( 2x - 7)( 4x2 - 14x + 49)
( 8x - 7)( 64x2 + 56x + 49)
( 8x - 7)( 64x2 - 56x + 49)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
การแยกตัวประกอบของพหุนาม
1,000x3 - 64y3 ข้อใดไม่ถูกต้อง
8 ( 5x - 2y )( 25x2 + 10xy + 4y2 )
2 ( 5x - 2y )( 25x2 + 10xy + 4y2 )
2 ( 5x - 2y ) 4 ( 25x2 + 10xy + 4y2 )
( 10x - 4y )( 100x2 + 40xy + 16y2 )
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ข้อใดคือ การแยกตัวประกอบของพหุนาม
( x + 2 )3 + ( x - 1 )3
( 2x + 1 )( x2 + x + 7)
( 2x + 1 )( 3x2 + 3x + 7)
( x + 3 )( x2 + x + 7)
( x + 3 )( 3x2 + 3x + 7)
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