Which is CLOSEST to the curve of best fit for the data shown?

A)

y= -16x2 - 51x+ 9

B)

y= -0.02x2 +x+ 23

C)

y= -10x2 - 0.5x+ 8

D)

y= -0.6x2 - 0.02x+ 11

all help would be apreciated

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- Jun 1st 2010, 10:18 AMallsmilesMathamatics 2
Which is CLOSEST to the curve of best fit for the data shown?

A)

*y*= -16*x*2 - 51*x*+ 9

B)

*y*= -0.02*x*2 +*x*+ 23

C)

*y*= -10*x*2 - 0.5*x*+ 8

D)

*y*= -0.6*x*2 - 0.02*x*+ 11

all help would be apreciated - Jun 1st 2010, 10:56 AMskeeter
download this free graphing software ...

Graph - Jun 1st 2010, 12:27 PMundefined
For larger x, the value of the squared term will be more significant than the other terms, so you can estimate it in your head. Look at x = 10 for easy numbers.

- Jun 1st 2010, 02:39 PMAnonymous1
- Jun 1st 2010, 03:49 PMskeeter