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F(x)=x^3-3x^4
Even,odd, or neither?

1 Answer

4 votes

Final answer:

F(x) = x^3 - 3x^4 is neither an even nor an odd function because it does not satisfy the conditions for symmetry associated with even or odd functions. F(-x) does not equal F(x) or -F(x), which are required for even and odd functions respectively.

Step-by-step explanation:

To determine whether the function F(x) = x^3 - 3x^4 is even, odd, or neither, we need to check the symmetry of the function.

An even function satisfies the condition F(x) = F(-x) and is symmetric about the y-axis.

An odd function satisfies the condition F(x) = -F(-x) and has rotational symmetry about the origin, reflecting across both axes.

Let's check if F(x) is even:
F(-x) = (-x)^3 - 3(-x)^4 = -x^3 - 3x^4, which is not equal to F(x).

Thus, F(x) is not an even function.

Now, let's check if F(x) is odd:
F(-x) as calculated above is -x^3 - 3x^4. This is not equal to -F(x), since -F(x) would be -x^3 + 3x^4.

Therefore, F(x) is not an odd function either.

Since F(x) is neither even nor odd, we conclude that F(x) is neither even nor odd.

User William Denton
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