How do the average rates of change for the pair of function compare over the given interval? f(x)= -0.4x^2
g(x)=-0.8x^2
5≤x≤7

Choose a second initial value that is 0.01 greater than the initial value from question 9. iterate it using the function, f, ten times. if necessary, you can round your results to the nearest ten-thousandth.

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

Which of the following parabolas opens up?