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Mathematics, 07.01.2020 21:31 wolfgirl4762

Given the function f(x) = x2 and k = –1, which of the following represents a function opening downward

a. f(x) + k
b. kf(x)
c. f(x + k)
d. f(kx)

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Given the function f(x) = x2 and k = –1, which of the following represents a function opening downwa...
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