algebra
posted by Mike .
1990 55.8
1994 47.2
1996 40.1
1999 42.4
2001 47.5
a. Code the years using t = 0 for 1990 and fit a quadratic function to the data with the regression program on your calculator. Equation is.
b. Predict the maintenance and repair costs in 2010.
I don't have a graphing calculator, can someone help me with this how to do this...
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