f(-x)= x$^2$+ x-4 Neither even nor odd.
Work Step by Step
f(x)=x$^2$-x-4 f(-x)=(-x)$^2$-(-x)-4 f(-x)=x$^2$+x-4 -f(x)=-(x$^2$-x-4) -f(x)=-x$^2$+x+4 The function is neither even nor odd because f(-x) does not equal f(x) or -f(x).
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