Определите, какие из данных функций являются квадратичными:

Квадратичные функции и их свойства

Quiz
•
Mathematics
•
8th Grade
•
Hard
tung tung
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
у = 5х²+3-х
у = 6х³-5х²
у = 5х+2
у = (х -3x)²
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Определите ветви, какой параболы направлены вверх:
y=3-2x-x²
y=2x²-x+5
y=-x²+x+8
y= x-x²+5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найдите координаты вершины параболы y= -x²+x-1
(-0,5;-1,75)
(0,5;-1,75)
(-0,5;1,75)
(0,5;0,75)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найдите значение коэффициента с функции у=х²-6х+с, если известно, что наименьшее значение функции равно 1
-10
11
10
-11
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найдите координаты точек пересечения графика функции у = - х²+8х+6 с осью ординат
(-6;6)
(1;-6)
(0;6)
(6;0)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найдите координаты точек пересечения графика функции у = - х²+4х+5 с осью абсцисс
(5;0) и (0;1)
(5;0) и (-1;0)
(5;0) и (-1;0)
(0;5) и (-1;0)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Найдите нули функции у=х²-7х+10
5 и -2
-2 и -5
5 и 2
-5 и 2
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