If f - R - R is defined by fx-2x-x- then f3x-f-x-4x -

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Polynomials

If f : R → ...

Question

If $f : R \to R$ is defined by $f (x) = 2 x + | x |$ then $f (3 x) - f (- x) - 4 x =$ _____

f (x)

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- f (x)

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f (- x)

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2 f (x)

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Similar questions

f : R \to R

f (x) = 2 x + | x |

f (2 x) - f (- x) - 4 x =

f : R \to R

f (x) = 2 x - 2,

(f \circ f) (x) + 2 =

f : R \to R

f (x) = 2 x + 5

x > 0; f (x) = 3 x - 2

x \leq 0 :

f

f : R \to R

f (x) = 2 x + | x |

f (2 x) + f (- x) - f (x) = 2 | x |

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