Given that the function F X satisfies FX + 2F (- x) = x3-2, the analytic expression of function F X is obtained More than 50 rewards in 10 minutes

f(x)+2f(-x)=x^3-2…… one
f(-x)+3f(x)=(-x)^3-2=-x^3-2…… two
1-2 * 2, yes
f(x)-6f(x)=x^3-1+2x^3+4
-5f(x)=3x^3+3
f(x)=-3x^3/5+3/5

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