Question: a polynomial with a degree of 2 is called
[{'answer': 'quadratic', 'provenance': [{'wikipedia_id': '5930652', 'title': 'Degree of a polynomial', 'start_paragraph_id': 19, 'start_character': 332, 'end_paragraph_id': 19, 'end_character': 341, 'bleu_score': 1.0, 'section': 'Section::::Names of polynomials by degree.\n'}]}]