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Which of the following functions from R R are one-to-one (injective), onto (surjective), or both (bijective)? Prove your answers. f. f(x)=3x-4 g (x)=x2-2 g, h.

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Which of the following functions from R R are one-to-one (injective), onto (surjective), or both (bijective)? Prove your answers. f. f(x)=3x-4 g (x)=x2-2 g, h. h(x)= , x 0. x

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