Question

y=x^2y=0.5x^2 - 5.8y= 0.4x^2 + 4.4^x - 2.7y=0.8x^2+ 5.2^x - 1.9 Using technology, find the quadratic function of best fit for the data

Answer 1

The plot of the data is given below.

and the plot of the function choices with it is given in the following figure.

As we can see, the curve that best fits the data is the one given in choice A.

Hence, the correct option to choose is A.