How Much Facts Do You Know About Advanced Derivatives?
Derivatives are defined as a way of representing rates of change. It is also described as the slope of the tangent line at a point on a graph, which can be written the following way dy/dx. So, do you think you can pass any test that has to do with facts related to advanced derivatives? If yes, take this small quiz now!
- 1.
How is the derivative of y with respect to x defined?
- A.
As the change in x over xy.
- B.
As the change in y over x.
- C.
As the change in y over ln.
- D.
As the change in cos over x.
Correct Answer
B. As the change in y over x.Explanation
The derivative of y with respect to x is defined as the change in y divided by the change in x. This is because the derivative measures the rate at which y changes with respect to x, and is represented as dy/dx. Therefore, the correct answer is "As the change in y over x."Rate this question:
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- 2.
What's the particularity of a linear function?
- A.
It is that it is constant.
- B.
It is that it is stagnant.
- C.
It is that it fluctuates.
- D.
It is that it is non-existent.
Correct Answer
A. It is that it is constant.Explanation
A linear function is characterized by a constant rate of change. This means that the function always increases or decreases by the same amount for every unit increase in the independent variable. Unlike other functions that may fluctuate or have varying rates of change, a linear function maintains a consistent pattern, making it constant.Rate this question:
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- 3.
How would you write a linear function (using a simple formula)?
- A.
A+b+c=abc
- B.
0 is the beginning.
- C.
1+1=2
- D.
Ax+b
Correct Answer
D. Ax+bExplanation
The given answer, "ax+b," is a common form of a linear function. In this form, "a" represents the slope of the line, and "b" represents the y-intercept. The slope determines how steep the line is, and the y-intercept is the point where the line crosses the y-axis. By plugging in different values for "x," you can find corresponding values for "y" and plot them on a graph to create a linear function.Rate this question:
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- 4.
What's the particularity of a power function?
- A.
Its slope =0
- B.
Its slope varies.
- C.
Its slope=1
- D.
Its slope is negative
Correct Answer
B. Its slope varies.Explanation
A power function is a mathematical function in the form of y = ax^b, where a and b are constants. The particularity of a power function is that its slope varies. The slope of a power function depends on the value of the exponent b. If b is positive, the slope increases as x increases. If b is negative, the slope decreases as x increases. Therefore, the slope of a power function is not constant and can vary depending on the value of the exponent.Rate this question:
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- 5.
What is a derivative of cosine?
- A.
It's a positive sine.
- B.
It's a negative sine.
- C.
It's a fraction.
- D.
It's a variant sine.
Correct Answer
B. It's a negative sine.Explanation
The derivative of cosine is a negative sine. This can be derived using the chain rule and the derivative of sine.Rate this question:
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- 6.
What is a cosine function?
- A.
It's a derivative of the sine function.
- B.
It's a variant pf the sine function.
- C.
It's a function of the sine.
- D.
It's 1/2 of the sine.
Correct Answer
A. It's a derivative of the sine function.Explanation
A cosine function is a mathematical function that represents the ratio of the adjacent side to the hypotenuse in a right triangle. It is not a variant or a function of the sine, nor is it 1/2 of the sine. However, the cosine function can be derived from the sine function by taking the derivative. This means that the rate of change of the sine function at any point is equal to the cosine function at that point.Rate this question:
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- 7.
Where can derivatives find their use?
- A.
In Algebra
- B.
In Science
- C.
In Newton's method.
- D.
In Mechanic studies.
Correct Answer
C. In Newton's method.Explanation
Derivatives are commonly used in Newton's method, which is an iterative numerical method for finding the roots of an equation. In this method, derivatives are used to approximate the slope of the function at a given point, allowing for the calculation of more accurate and efficient approximations of the roots. Therefore, derivatives find their use specifically in Newton's method.Rate this question:
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- 8.
How can (d/dx) . (3x^6 + x^2 - 6) get broken up to?
- A.
(3x^6) + (x^2) - (dx^6)
- B.
(d/dx) (3x^6) + (d/dx) (x^2) - (d/dx) (6)
- C.
D/dx^6 - d/dx ^2
- D.
3x^6 - x^2
Correct Answer
B. (d/dx) (3x^6) + (d/dx) (x^2) - (d/dx) (6)Explanation
The given expression (d/dx) . (3x^6 + x^2 - 6) can be broken up into (d/dx) (3x^6) + (d/dx) (x^2) - (d/dx) (6). This is because the derivative operator (d/dx) can be distributed over each term in the expression, resulting in the derivatives of each individual term being taken separately. Therefore, the correct answer is (d/dx) (3x^6) + (d/dx) (x^2) - (d/dx) (6).Rate this question:
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- 9.
What term best describe the small distance between 2 points x0 and x1?
- A.
Infinitesimal
- B.
Infinity small
- C.
Infinitesimal small
- D.
Small
Correct Answer
A. InfinitesimalExplanation
Infinitesimal is the best term to describe the small distance between two points x0 and x1. It refers to a quantity that is extremely small, approaching zero. In mathematics, infinitesimals are used to represent values that are too small to be measured or calculated precisely. Therefore, infinitesimal accurately captures the concept of a very small distance between two points, emphasizing the idea of it being almost negligible or approaching zero.Rate this question:
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- 10.
What's the rule (in number sentence) when it comes to power functions?
- A.
D/dx (x^a)= ax ^(a-1)
- B.
X^a= ax^1
- C.
D/dx= ax^ (a-1)
- D.
X^a= ax^ (a-1)
Correct Answer
A. D/dx (x^a)= ax ^(a-1)Explanation
The rule for power functions when taking the derivative is d/dx (x^a)= ax ^(a-1). This means that when you differentiate a power function, you bring down the exponent as a coefficient and subtract 1 from the exponent.Rate this question:
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