Question

I need help! how would I graph the function of f(A)=-2x^2+640x in a viewing window of [0,320] by [0,55,000]
?????

Answer 1

type -2x^2+640x into y1 of your calculator (in the graphing mode)

Answer 2

then head over to the window mode and change xmin, xmax, ymin, ymax to


xmin = 0
xmax= 320
ymin = 0
ymax = 55000

Answer 3

then hit graph to see the graph

Answer 4

oh my goodness thank you so much!!!! I do not even know how to use a graphing calculator and I needed to for this homework question. thank you so much

Answer 5

:)

Answer 6

you're welcome