Inverse trigonometric functions - Quiz
- 1. What is another name for inverse trigonometric functions?
A) Logarithmic functions
B) Exponential functions
C) Arcus functions
D) Quadratic functions
- 2. What is the primary purpose of inverse trigonometric functions?
A) To find the derivative of a function
B) To determine the length of a hypotenuse
C) To calculate the area of a circle
D) To obtain an angle from a trigonometric ratio
- 3. Which prefix is most commonly used for inverse trigonometric functions?
A) inv-
B) neg-
C) rad-
D) arc-
- 4. Who introduced the superscript f−1 notation for inverse trigonometric functions in 1813?
A) John Herschel
B) Leonhard Euler
C) Isaac Newton
D) Carl Friedrich Gauss
- 5. According to the text, which organization specified the use of the 'arc' prefix since 2019?
A) NASA
B) ISO 80000-2
C) IEEE
D) ANSI
- 6. Why must trigonometric functions be restricted to have inverse functions?
A) They are not one-to-one
B) They only exist for angles less than 90 degrees
C) They are not continuous
D) They only work with positive numbers
- 7. In computer programming, what is the abbreviated form of arccosine?
A) cos-1
B) arc
C) acsn
D) acos
- 8. Which notation is considered unambiguous but not commonly used for inverse trigonometric functions?
A) sin[−1](x)
B) arc-sin(x)
C) Sin−1(x)
D) asin(x)
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