Mathematics
Grade10
Easy

Question

Find the function g left parenthesis x right parenthesis that is a horizontal compression of the graph of f left parenthesis x right parenthesis equals vertical line x plus 3 vertical line

  1. vertical line 5 x plus 3 vertical line
  2. vertical line 0.2 x plus 3 vertical line
  3. 2 vertical line x plus 3 vertical line
  4. 0.6 vertical line x plus 3 vertical line

The correct answer is: vertical line 5 x plus 3 vertical line


    For horizontal compression g left parenthesis x right parenthesis equals f left parenthesis k x right parenthesis text  for  end text k greater than 1
    If g left parenthesis x right parenthesis equals vertical line 5 x plus 3 vertical line equals f left parenthesis 5 x right parenthesis
    k equals 5 greater than 1

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