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Questions and Answers

What is the amplitude of the sine and cosine functions given their peaks and troughs?

  • 1 (correct)
  • 2
  • undefined
  • 0
  • What is the period of the tangent function?

  • 720
  • 90
  • 180 (correct)
  • 360
  • How does the cosecant function relate to the sine function?

  • csc θ = sin(θ) + 1
  • csc θ = 1/sin(θ) (correct)
  • csc θ = 2sin(θ)
  • csc θ = sin(θ/2)
  • What indicates a phase shift in a trigonometric function?

    <p>A horizontal movement of the function</p> Signup and view all the answers

    What value defines the asymptotes for the base tangent function?

    <p>$x = 90 + 180n$ where $n ∈ ℤ$</p> Signup and view all the answers

    What is the peak value of the secant function?

    <p>Greater than or equal to 1</p> Signup and view all the answers

    For sine and cosine functions, what is the relationship between their periods?

    <p>They have the same period of 360</p> Signup and view all the answers

    How does shifting a sine function to the left affect its phase shift?

    <p>It increases the phase shift</p> Signup and view all the answers

    How would you determine the amplitude of a sinusoidal function given by the equation $y = 3 \sin(2\theta) + 1$?

    <p>3</p> Signup and view all the answers

    What is the period of the function $y = \cos(5\theta)$?

    <p>$\frac{2\pi}{5}$</p> Signup and view all the answers

    Which of the following statements accurately describes the relationship between sine and cosine functions?

    <p>Sine is the cosine of the complementary angle.</p> Signup and view all the answers

    Given the function $f(\theta) = -2\sin(\theta + \frac{\pi}{3})$, what is the phase shift?

    <p>$\frac{\pi}{3}$ to the left</p> Signup and view all the answers

    How can you describe the effect of the negative sign in front of the sine function in the equation $y = -\sin(\theta)$?

    <p>It reflects the graph across the x-axis.</p> Signup and view all the answers

    What is the domain of the function $y = \tan(\theta)$?

    <p>$\theta \neq \frac{\pi}{2} + k\pi$ for any integer k</p> Signup and view all the answers

    Which transformation correctly describes the function $y = \sin(\theta) + 2$?

    <p>Vertical shift upwards by 2 units</p> Signup and view all the answers

    If the function $y = 4\cos(3\theta)$ is graphed, what is the maximum value attained by the function?

    <p>4</p> Signup and view all the answers

    How is the amplitude of a sine or cosine function determined?

    <p>It is half the distance between the maximum and minimum values.</p> Signup and view all the answers

    What is the period of the base sine and cosine functions?

    <p>360 degrees</p> Signup and view all the answers

    In relation to each other, how can sine and cosine functions be defined?

    <p>One can be derived from the transformation of the other.</p> Signup and view all the answers

    What does a phase shift in trigonometric functions represent?

    <p>A horizontal shift of the graph along the x-axis.</p> Signup and view all the answers

    What will the graph of a negative sine function look like compared to its positive counterpart?

    <p>It will be reflected over the x-axis.</p> Signup and view all the answers

    In the context of trigonometric functions, what does the term 'cycle' refer to?

    <p>One complete pattern of repeating behavior in the graph.</p> Signup and view all the answers

    Which statement is true regarding the range of sinusoidal functions?

    <p>Their range extends from negative infinity to positive infinity.</p> Signup and view all the answers

    What is the effect of shifting a trigonometric function upward by a constant value?

    <p>It translates the graph vertically but does not affect its shape.</p> Signup and view all the answers

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