
多項式加減法練習
Authored by 俊傑 邱
Mathematics
8th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
計算:3x^2 + 5x - 2 和 4x^2 - 3x + 1 的和是?
5x^2 + 8x - 1
2x^2 + 7x + 3
6x^2 + 3x + 2
7x^2 + 2x - 1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
計算:2x^3 - 3x^2 + 4 和 -x^3 + 2x^2 - 5 的和是?
3x^3 - x^2 + 9
x^3 + x^2 - 1
-2x^3 + 5x^2 - 1
x^3 - x^2 - 1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
計算:5x^2 + 7x - 3 和 -2x^2 + 4x + 6 的和是?
3x^2 + 5x + 9
3x^2 + 11x + 3
7x^2 + 3x - 1
-x^2 + 8x + 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
計算:6x^3 - 2x + 1 和 3x^3 + 5x - 4 的和是?
3x^3 + 5x + 4
9x^3 + 3x - 3
6x^3 + 3x - 4
9x^3 - 2x + 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
計算:4x^2 - 3x + 2 和 2x^2 + x - 1 的和是?
5x^2 - 4x + 3
6x^2 + x - 2
4x^2 + 2x + 1
6x^2 - 2x + 1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
計算:7x^3 + 2x^2 - 5 和 -3x^3 + 4x - 2 的和是?
4x^3 + 2x^2 - 4
10x^3 + 6x^2 - 7
-10x^3 + 2x^2 + 1
4x^3 + 2x^2 + 4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
計算:x^2 + 2x + 3 和 3x^2 - x + 1 的和是?
2x^2 + x + 1
4x^2 + x + 4
5x^2 + 3x + 2
3x^2 + 2x + 5
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