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26-11-2020
Mathematics

contestada

Let f(x)=22−8−9.

(i)Write down the coordinates of the vertex.

(ii)Hence or otherwise, express the function in the form f(x)=2(−ℎ)2+.

b.Solve the equation f(x)=0.

Respuesta :

gufeliz1965 gufeliz1965

26-11-2020

There appears to be a typo in your function.

Note: f(x) = 22-8-9 is not a function. The notation f(x) means there should at least one x on the right side. Repost.

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