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