T2 -Math Graded assignment 1- 12 ADV
Authored by Anonymous Anonymous
Mathematics
12th Grade
Used 10+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The interval on which the function f (x) = 2x3 + 9x2 + 12x – 1 is decreasing is:
[−1,∞)
[−2,−1]
(−∞,−2]
[−1,1]
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
y = x (x – 3)2 decreases for the values of x given by :
1 < x < 3
x < 0
x > 0
0 < x < 23
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Over what interval(s) is f(x) increasing?
(-∞, -3) ∪ (1, ∞)
(-3, 1)
(-5, 0) ∪ (2, ∞)
(-5, ∞)
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Identify the critical points of the following function:g(x)=2x3-3x2
x = -1 , 1
x = 0
x = 0 ,-1
x = 0 , 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Discuss the concavity and the point(s) of inflection (if any) of the function:
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
No point of inflection
At x = 2
At x = 3.5
At x = 5
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Discuss the concavity and the point(s) of inflection (if any) of the function:
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