การแยกตัวประกอบพหุนามดีกรีสอง
Quiz
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ข้อใดเป็ นตัวประกอบของ 9y 2 + 3y
3y
3y+1
y(y+1)
ข้อ 1,2 และ 3 ถูกต้อง
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
–15x + 25y แยกตวัประกอบไดต้รงกับข้อใด
5(3x-5y)
-5(3x-5y)
5(3x+5y)
-5(35+5y)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ข้อใดเป็ นการแยกตัวประกอบของ 3x 3 –6x2 -3x
x(3x2 + 6x – 3)
3(x3 + 2x2 –1)
3x(x2 – 2x – 1)
3x(2x – 3 –1)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ข้อใดเป็ นการแยกตัวประกอบของ -5n3 + 23 + 23n2 -5n
(23 + n)(n2 + 1)
(23 - n)(n2 + 1)
(23 + n)(n2 - 1)
(23 -n) (n2 - 1)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ข้อใดเป็ นการแยกตัวประกอบของ 3p3q3- mp2q2 + 6pq -2m
(p2q2 + 2 )(3pq + m)
(p2q2- 2 )( 3pq + m)
(p2q2 + 2)(3qp-m)
(p2q2 - 2)( 3pq -m)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ข้อใดเป็ นการแยกตัวประกอบของ 17m - 72 - m2
-(m + 8)(m + 9)
-(m - 8 )(m - 9)
(m + 8)(m + 9)
(m - 8)( m - 9)
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ข้อใดเป็ นการแยกตัวประกอบของ 20p2 +18pq - 18q2
2(5p +3q )(2p -3q )
-2(5p-3q)(2p+3q)
2(5p-3q)(2p+3q)
(10p+6q)(2p-3q)
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