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    Mathematics
    Grade10
    Easy

    Question

    When k = - 3, the graph of the exponential function f open parentheses x close parentheses equals 2 to the power of x end exponent plus k ______.

    1. Passes through (0, 0)    
    2. Moved up    
    3. Moved down    
    4. Lies between - 3 and 3    

    hintHint:

    If k < 0, the graph of an exponential function f open parentheses x close parentheses equals 2 to the power of x end exponent plus k moves down.

    The correct answer is: Moved down

      If k < 0, the graph of an exponential function f open parentheses x close parentheses equals 2 to the power of x end exponent plus k moves down.
      when k=-3 the graph moves down

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