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Question 4277: Ordered Polynomial Values at Two Points

On this page
  1. Original question and givens
  2. Definition and scope
  3. Step-by-step derivation
  4. Reverse checks
  5. Result
  6. This question review and source binding

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R0007-04277 · q-20261008-advance-20261010-r01-polynomial-0052

Original question and givens

Integer polynomials have ascending coefficients f=[-3], constant term first. For a=-2, b=2, give (f(a), f(b)) as integers.

  • G001 — Integer polynomials have ascending coefficients f=[-3], constant term first. For a=-2, b=2, give (f(a), f(b)) as integers.

Definition and scope

Use the original question domain, assumptions and cited MKO definitions. This item has second-context mathematical and bilingual review, with the model, answer and every arithmetic step independently recomputed from the original parameters; the source question remains a candidate.

Step-by-step derivation

S001 · implies

Before

f ascending coefficients=[-3]

After

coefficient k multiplies x^k;keep all required degrees

Conditions: none

Coefficients are in ascending powers with the constant at index0.Full coefficient operations are not identities inferred from one-point agreement;retain the original coefficient list.

Step identifiers and dependencies

Rule: ascending_polynomial_identity · Uses: G001

S002 · implies

Before

[-3]

After

Horner at a=-2

Conditions: none

Use Horner from the highest nonzero degree down to the constant;do not reinterpret ascending coefficients as descending.

Step identifiers and dependencies

Rule: polynomial_horner_evaluation · Uses: G001, S001

S003 · implies

Before

[-3]

After

Horner at b=2

Conditions: none

Use Horner from the highest nonzero degree down to the constant;do not reinterpret ascending coefficients as descending.

Step identifiers and dependencies

Rule: polynomial_horner_evaluation · Uses: G001, S002

S004 · implies

Before

f(a)=-3;f(b)=-3

After

retain a,b order;two equal values do not make f constant

Conditions: none

Equal values at two points do not make a polynomial constant,as x² at−1 and1 shows;report only the specified evaluations.

Step identifiers and dependencies

Rule: two_values_not_polynomial_identity · Uses: G001, S003

Reverse checks

  • S004 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S003 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S002 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S001 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.

Result

(-3, -3)

The full substitutions and premise checks give the original answer; source identity,format and status are unchanged.

This question review and source binding

Review date: 2026-10-26

Original questions, answers, step expressions, numeric ASTs and historical records are retained. Source candidate labels remain historical and are not overwritten as formal proof.

Source hashes and review receipts
  • input commit: 0f7be61e2c22317a4075561dc822c87d881a50db
  • original question SHA-256: 5de9e05608fc980c5bb260c0394ef4811fe40a090dee22229c32b1cea7da6ac0
  • candidate record SHA-256: eb32021e318fa11d4a711346db1caf5cc81855d8e53f5ce65aaab0cee2448956
  • semantic review receipt SHA-256: faf0582c0184613e6fae207374056133eae600883a29c67d8438113bbe3c485a
  • question-first witness SHA-256: 4b283b6ff424b1d22caa36f3552b0fa21b1b66a0a883d7cbe9cedc8dd77b2e42
  • Lean: NOT_RUN · human review: NOT_PERFORMED
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