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Find f(-2) if f(x) =x^4 +2x^2-1

Find f(-2) if f(x) =x^4 +2x^2-1
asked 27.1k views
2 votes
Find f(-2) if f(x) =x^4 +2x^2-1

asked
User AllBlackt
by
8.0k points

1 Answer

2 votes

Answer:

Plug -2 in for x of f(x)

--> -2^4 + 2(-2)^2 - 1

---> 23

f(-2) = 23

answered
User Arjun T Raj
by
7.3k points
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