Tìm đỉnh parabol(P): y=x mũ 2-4x+3

Quizzi toán

Quiz
•
Mathematics
•
10th Grade
•
Hard
Thuỳ Chi Nguyễn
Used 1+ times
FREE Resource
38 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(2;3)
(2;-1)
(4:3)
(-1;8)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm đỉnh Parabol(P);f(x)=x mũ 2 -2x+3
(2;3)
(-1;6)
(1;2)
(1;5)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm số hạng không chứa x trong khai triển của nhị thức (x3-1/x2)5
-5
-10
5
10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm số hạng chứa x4 trong khai triển(x-2) mũ 5
-10x mũ 4
-10
10
10x mũ 4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm số hạng không chứa x trong khai triển nhị thức Newton của (1/x+x mũ3) mũ4
1
4
6
12
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tìm hệ số của x3 trong khai triển 1-2x mũ 5
80
-80
80x mũ 3
-80x mũ 3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khai triển của (4x-y) mũ 5
1024x³-1280xy-640x²y²- 160x²y³ - 20xy - y².
1024x ^ 5 - 1280x ^ 4 y + 640x ^ 3 y ^ 2 - 160x ^ 2 y ^ 3 + 20x y ^ 4 - y ^ 5
1024x³ +1280x²y +640x²y² +160x²y³ +20xy² + y².
1024x ^ 3 + 1280x ^ 4 y - 640x ^ 3 y ^ 2 - 160x ^ 2 y ^ 3 - 20x y ^ 4 - y ^ 5
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