f(x^6)=log2 X,f(8)=?

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f(x^6)=log2X,f(8)=?f(x^6)=log2X,f(8)=?f(x^6)=log2X,f(8)=?f(x^6)=log2(X),→f(x^6)=(1/6)log2(X^6)∴f(u)=

f(x^6)=log2 X,f(8)=?
f(x^6)=log2 X,f(8)=?

f(x^6)=log2 X,f(8)=?
f(x^6)=log2 (X),→f(x^6)=(1/6)log2 (X^6)
∴f(u)=(1/6)log2 (u)
∴f(8)=(1/6)log2 (8)=(1/6)×3=1/2

8=(根号2)^6
f(8)=log2根号2=1/2

f(8)=f{[8^(1/6)]^6}=log2[8^(1/6)]=log2[2^(1/2)]=1/2