
Calculus Derivatives and Functions

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to know where the tangent lines of a function are horizontal?
To calculate the function's range
To analyze relative extrema
To find points of inflection
To determine the function's domain
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it indicate if the first derivative is negative to the left and positive to the right of a point?
A relative minimum
A constant function
A relative maximum
A point of inflection
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can be concluded if the derivative is zero but there is no sign change?
A relative maximum
A relative minimum
A point of inflection
Not a relative extremum
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the derivative of the function f(x) = x^3 - 4x^2 + x + 6?
3x^2 - 4x + 1
x^2 - 8x + 6
3x^2 - 8x + 1
3x^3 - 8x^2 + 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the quadratic formula used in the example?
The polynomial is linear
The polynomial is not factorable
The polynomial is a perfect square
The polynomial is already solved
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the simplified form of the solution for x in the polynomial example?
4 ± √13 / 3
8 ± √52 / 6
2 ± √13 / 3
6 ± √13 / 4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the derivative of f(x) = 2sin(x) + cos(2x)?
2cos(x) + 2sin(2x)
cos(x) - 2sin(2x)
2sin(x) + cos(2x)
2cos(x) - sin(2x)
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't you solve an equation with two different trigonometric functions directly?
They are always equal
They act as two separate variables
They represent the same variable
They are undefined
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What identity is used to simplify sin(2x) in the trigonometric example?
tan(x) = sin(x)/cos(x)
cos(2x) = cos^2(x) - sin^2(x)
sin(2x) = 2sin(x)cos(x)
sin^2(x) + cos^2(x) = 1
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