How do you graph the equation by plotting points #f(x) = –16x^2 + 8x + 3#?

1 Answer
Mark D.
Jun 12, 2018

#(-b)/(2a)# gives the axis of symmetry

#-8/-32=1/4#

#x=1/4# is the axis of symmetry

It is #nn# shaped as it is a negative #x^2# with a maximum at #(1/4,4)#

Put #x=-1, 0, 1/4,1# into the equation to get the corresponding #y# values

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