Mathematics
Grade10
Easy

Question

When k is _______, the graph of an exponential function f open parentheses x close parentheses equals 2 to the power of x end exponent plus k is moved up.

  1. Equal to 0    
  2. Positive    
  3. Negative q    
  4. Lies between - 5 and 5    

Hint:

k must be positive

The correct answer is: Positive


    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 up.

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