Podcast
Questions and Answers
Which is true regarding the signs of the natural functions for angles between 90° and 180°? (Select all that apply)
Which is true regarding the signs of the natural functions for angles between 90° and 180°? (Select all that apply)
- The sine is negative (correct)
- The cotangent is positive
- The cosine is negative (correct)
- The tangent is positive
What is the inverse natural function of the cosecant?
What is the inverse natural function of the cosecant?
secant
For a given function where f(t) = f(-t), what type of symmetry does f(t) have?
For a given function where f(t) = f(-t), what type of symmetry does f(t) have?
- Even symmetry (correct)
- Odd symmetry
- Quarter-wave symmetry
- Rotational symmetry
The graphical representation of a cumulative frequency distribution is called ______.
The graphical representation of a cumulative frequency distribution is called ______.
Which number has four significant figures?
Which number has four significant figures?
Naperian logarithm has a base closest to which number?
Naperian logarithm has a base closest to which number?
If the second derivative of the equation of a curve is equal to the negative of the equation of that same curve, the curve is:
If the second derivative of the equation of a curve is equal to the negative of the equation of that same curve, the curve is:
To find the angle of a triangle, given only the lengths of the sides, one would use:
To find the angle of a triangle, given only the lengths of the sides, one would use:
A frequency curve which is composed of series of rectangles constructed with the steps as the base and the frequency as the height is called:
A frequency curve which is composed of series of rectangles constructed with the steps as the base and the frequency as the height is called:
Flashcards are hidden until you start studying
Study Notes
### Trigonometry
- For angles between 90⁰ and 180⁰, the cosine is negative.
- The inverse natural function of the cosecant is the sine.
### Algebra
- A function f(t) that equals f(-t) has even symmetry.
- 0.1414 has four significant figures.
- The base of the Naperian logarithm is closest to 2.72.
- If the second derivative of a curve equation is equal to the negative of the same equation, the curve is a sinusoid.
- To obtain a triangle's angle with only side lengths, the law of cosines is used.
### Statistics
- The graphical representation of a cumulative frequency distribution is called an ogive.
- An axiom is a statement of truth that follows with little or no proof from a theorem.
- A sequence of numbers where successive terms differ by a constant is an arithmetic progression.
- A frequency curve consisting of a series of rectangles with bases representing steps and heights representing frequencies is a histogram.
### Definitions
- Roots of an equation that are zero are classified as zero roots.
- The ratio of products of two expressions in direct or inverse proportion is known as the ratio of proportion.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
