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kifflom [539]
3 years ago
11

The function f is defined by f(x)=2x^2-4. Find f(-x)

Mathematics
1 answer:
Vedmedyk [2.9K]3 years ago
6 0
First of all, since all powers of x in this function are even, the entire function is even.  Thus, using -x as input doesn't change the function.  Thus, f(-x)=2x^2-4.

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