zoeflynn
22.08.2019 •
Mathematics
which of the following equivalent forms of the function (x) = 4 x 2 + 4 x − 24 is most suitable to indicate the x−coordinates of the x-intercepts of the graph of y = f (x) in the xy-plane?
a.) f (x) = 4 ( x² + x - 6 )
b.) f (x) = 4 ( x - 2 ) ( x + 3 )
c.) f (x) = 2 ( x - 2 ) ( 2x + 6 )
d.) f (x) = ( 2x - 4 ) ( 2x + 6 )
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Ответ:
-5-sqrt57/2, -5+sqrt57/2
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