Question

(03.05 LC)
The graphs of functions f(x) and g(x) = f(x) + k are shown below:

graph of line f of x going through ordered pairs 0, 1 and 2, 6. Graph of line g of x going through ordered pairs 0, negative 1 and 2, 4.

The value of k is ___?

Answer 1

The second number of each ordered pair for g(x) is 2 less than that for f(x).
  The value of k is -2.

Answer 2

Answer: The answer is 2 not -2.