
การบวกการลบการคูณและการหารของพหุนามและเอกนาม
Authored by Kobsit Phonkred
Mathematics
7th - 9th Grade
Used 7+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
ผลบวกของ 9x2 - 2x + 5 และ 10x - 3 ตรงกับข้อใด
9x2 -8x +2
9x2 -12x +8
9x2 +8x +2
9x2 +12x -8
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(-6x + 3y - 2z) - (4x - 6z) ตรงกับข้อใด
-2x +3y -4z
+2x -3y +4z
-10x +3y +4z
10x -3y -4z
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
7mn - 11mn -(-3mn) - 4mn=?
5mn
-5mn
-11mn
11mn
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
-x3y + 4yx3 + 7x3y + (-5xy3) + 2y3x=?
10x3y + 3xy3
10x3y - 3xy3
6x3y +4yx3 +5xy3 +2y3x
6x3y +4yx3 -5xy3 +2y3x
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
5abc2 + (-6abc2) + 3ab2c=?
-abc +ab2c
abc -ab2c
-abc2 +3ab2c
abc2 -3ab2c
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(x2-3x-2) +(10x-8) +(1+14x-x2)=?
21x-9
21x+9
21x-5
21x+5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(3x+4 ) + (-5x-7) + (9x-6)=?
7x -9
7x +9
7x +5
7x -5
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