Question

HELP!!!!!!!

Answer 1

Substituting the data points into the model:

f(x)= -x2 + 2x -3

f(-2)=-11

f(0)=-3

f(1)=-2

f(3)=-6

f(5)=-18

So A is the right ans.

Answer 2

See attached plot of the data, the model best-fit them is: f(x) = – x2+ 2x - 3