
HÀM SỐ BẬC HAI (tt)
Authored by minh tri Vo
Mathematics
10th Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Answer explanation
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Đồ thị hàm số y = ax2 (a > 0) có dạng ?
Answer explanation
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Hàm số y = - 3x2 có trục đối xứng là đường thẳng nào ?
x = -3
x = 3
trục Oy
trục Ox
Answer explanation
Trục tung là trục đối xứng
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Parabol y = 2x2 có tọa độ đỉnh là?
(0; 2)
(2; 0)
(2; 2)
(0; 0)
Answer explanation
Đỉnh O(0; 0)
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Đồ thị hàm số y = ax2 + bx + c (a khác 0) có đỉnh là ?
Answer explanation
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Parabol y = ax2 + bx + c (a khác 0) có trục đối xứng là ?
Answer explanation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Giao điểm của đồ thị hàm số y = -x2 + x - 1 với trục tung có tọa độ là ?
(1; 0)
(-1; 0)
(0; 1)
(0; -1)
Answer explanation
Điểm A(0; -1)
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