Chris has finished 30% of an art project that has taken him a total of 9 hours so far. If he continues to work at the same rate,
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ANSWER
EXPLANATION
From the table the values of x, are on the left and the values of f(x) are on the right.
To find f(-1), we look for the value under f(x) that corresponds to x=-1.
This value is 0.
Therefore