
แยกตัวประกอบพหุนามดีกรีสูงกว่าสอง
Authored by Pimchanok Plangnok
Mathematics
7th - 12th Grade
Used 64+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
การแยกตัวประกอบของ x3 - 73 ตรงกับข้อใด
(x - 7)(x2 + 7x + 49)
(x - 7)(x2 - 7x + 49)
(x - 7)(x2 - 7x + 14)
(x - 7)(x2 + 7x + 14)
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
x3 - 125 = ?
(x - 5)(x2 + 5x + 25)
(x + 5)(x2 - 5x + 25)
(x + 5)(x2 - 5x + 10)
(x - 5)(x2 + 10x + 10)
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
x3 + 216 = ?
(x + 6)(x2 + 6x + 36)
(x + 6)(x2 + 6x + 12)
(x + 6)(x2 - 6x + 36)
(x + 6)(x2 - 6x + 12)
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
x3 - 64 = ?
(x - 4)(x2 + 4x + 8)
(x - 4)(x2 + 4x + 16)
(x + 4)(x2 - 4x + 8)
(x + 4)(x2 - 4x + 16)
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
27x3 + 8 = ?
(3x - 2)(3x2 + 6x + 2)
(3x - 2)(9x2 + 6x + 4)
(3x + 2)(3x2 - 6x + 4)
(3x + 2)(9x2 - 6x + 4)
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
สูตร “ผลบวกกำลังสาม” ตรงกับข้อใด
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)
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
ตรงกับข้อใด
กำลังสามสมบูรณ์
กำลังสองสมบูรณ์
ผลต่างกำลังสาม
ผลบวกกำลังสาม
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