Identify the family of curves represented by the equation y = sin(kx) for varyin

Practice Questions

Q1
Identify the family of curves represented by the equation y = sin(kx) for varying k.
  1. Sine waves
  2. Cosine waves
  3. Straight lines
  4. Parabolas

Questions & Step-by-Step Solutions

Identify the family of curves represented by the equation y = sin(kx) for varying k.
  • Step 1: Understand the equation y = sin(kx). This is a mathematical expression that describes a wave.
  • Step 2: Identify the variable 'k' in the equation. This variable affects the shape of the wave.
  • Step 3: Recognize that 'k' represents the frequency of the sine wave. A larger 'k' means more waves in the same space.
  • Step 4: Realize that as 'k' changes, the wave's frequency changes, creating different sine waves.
  • Step 5: Conclude that y = sin(kx) represents a family of sine waves, each with a different frequency based on the value of 'k'.
  • Trigonometric Functions – Understanding the properties and transformations of sine functions.
  • Frequency and Amplitude – Recognizing how the parameter k affects the frequency of the sine wave.
  • Graphical Representation – Interpreting how changes in k alter the graph of the sine function.
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