Find the points of inflection of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = 4 sin x + 4 cos x,

Question

Find the points of inflection of the graph of the function. (If an answer does not exist, enter DNE.)
f(x) = 4 sin x + 4 cos x,
[0, 2π]
(x, y) =
(x, y)
=
DNE
DNE
concave upward
Describe the concavity. (Enter your answers using interval notation. If an answer does not exist, enter DNE.)
DNE
concave downward
(smaller x-value)
DNE
(larger x-value)

Kunduz · Accepted Answer

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