การบวก ลบ คูณ หาร พหุนาม ชุดที่ 3
Quiz
•
Mathematics
•
7th Grade
•
Hard
SATCHA AOYCHAI
Used 134+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(x4 - 9x2 + 6x + 7) - (x3 + 4x2 -5x - 2) มีค่าเท่ากับเท่าใด
x4 - x3 -13x2 - 11x - 9
x4 + x3 -13x2 - 11x + 9
x4 - x3 +13x2 + 11x + 9
x4 - x3 -13x2 + 11x + 9
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(2a4 + 5a3 + a2 - 3a - 1) - (a4 + 3a3 + 6a2 - 2) มีค่าเท่ากับเท่าใด
a4 + 2a3 - 5a2 - 3a + 1
a4 - 2a3 - 5a2 - 3a + 1
a4 + 2a3 + 5a2 + 3a + 1
a4 - 2a3 - 5a2 - 3a - 1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(2x - 3)(x + 2) มีค่าเท่ากับเท่าใด
2x2 + x - 6
2x2 - x + 6
2x2 - x - 6
2x2 + x + 6
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(3x - 5)(2x + 1) มีค่าเท่ากับเท่าใด
6x2 - 7x - 5
6x2 - 7x + 5
6x2 - 13x - 5
6x2 + 7x - 5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(2x - 1)(x2 - 3x + 5) มีค่าเท่ากับเท่าใด
2x3 - 7x2 + 13x - 5
2x3 - 7x2 - 13x + 5
2x3 - 7x2 + 13x + 5
2x3 - 7x2 - 13x - 5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(3y + 2)(2y2 + 5y - 3) มีค่าเท่ากับเท่าใด
6y3 + 19y2 + 19y - 6
6y3 + 19y2 + 29y - 6
6y3 + 19y2 - 19y - 6
6y3 + 19y2 + y - 6
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
(x - 3y)(x2 - 3xy + y2) มีค่าเท่ากับเท่าใด
x3 - 6x2y - 10xy2 + 3y2
x3 - 6x2y - 10xy2 - 3y2
x3 - 6x2y + 10xy2 - 3y3
x3 - 6x2y + 10xy2 + 3y2
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