If f(x)+2f(x1)=3x,x=0,and S={x∈R:f(x)=f(−x)}; then S:

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If {f{{({x})}}}+{2}{f{{({{1}}{{x}})}}}={3}{x},{x}{0},and {S}={

Question

If $f (x) + 2 f (\frac{1}{x}) = 3 x, x \neq = 0,$ and $S = {x \in R : f (x) = f (- x)}$ ; then S:

is an empty set.

contains exactly one element.

contains exactly two elements.

contains more than two elements

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Sebastian Discussed

f (x) + 2 f (\frac{1}{x}) = 3 x, x \neq = 0,

and

S = {x \in R : f (x) = f (- x)}

; then S:

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Question Text	If $f (x) + 2 f (\frac{1}{x}) = 3 x, x \neq = 0,$ and $S = {x \in R : f (x) = f (- x)}$ ; then S:
Answer Type	Video solution: 1
Upvotes	150