PHÉP CỘNG VÀ PHÉP TRỪ ĐA THỨC MỘT BIẾN

Quiz
•
Mathematics
•
7th Grade
•
Hard
Phan Tiên
Used 3+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Tính tổng của hai đa thức sau: x2 + x – 2 và x – 1 ?
x2 + 2x – 1;
x2;
x2 + 2x – 3;
x2 + 2x + 1;
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tính tổng của hai đa thức sau: x4 + 2 – 2x2 và 2x2 – 2 ?
x4;
2x2 – 1.
x4 + 2x2 – 2;
2x2;
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tính hiệu của hai đa thức sau: 2x3 + 2x – x2 và x2 – 2x.
2x3 – x2 + 4x;
2x3 – 2x2 + x;
2x3 – 2x2 – 4x;
2x3 – 2x2 + 4x;
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho đa thức A = 5x4 – 4x2 + x – 2 và B = x4 + 3x2 – 4x. Tính A + B = ?
6x4 – x2 + 3x – 2;
6x4 – x2 – 3x + 2;
6x4 – x2 – 3x – 2;
6x4 – x2 – 3x;
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho đa thức A = 5x4 – 4x2 + x – 2 và B = x4 + 3x2 – 4x. Tính A – B = ?
4x4 – 7x2 + 5x;
4x4 – 7x2 + 5x – 2;
4x4 – 7x2 – 5x – 2;
4x4 – x2 + 5x – 2;
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