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Asked by HighnessComputer10906
. 2x3 + 6x2+ 4x (2) Let f : N -> Q be the function defined by...
Image transcription text 2x3 + 6x2+ 4x
(2) Let f : N -> Q be the function defined by f (x) =
3
(a) Factor the numerator completely.
(b) Explain why given three consecutive integers a, a + 1, a + 2, one of them is divisible by 3.
(c) Prove that f(x) E N for all x E N.
(d) Is the image (or range) of f equal to N? Justify your claim.
Solved by verified expert
Answered by DeaconIron2142
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