{"id":21294,"date":"2026-05-25T22:28:08","date_gmt":"2026-05-25T16:28:08","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/select-all-correct-mathematical-statements-3\/"},"modified":"2026-05-25T22:28:08","modified_gmt":"2026-05-25T16:28:08","slug":"select-all-correct-mathematical-statements-3","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/select-all-correct-mathematical-statements-3\/","title":{"rendered":"Select all correct mathematical statements"},"content":{"rendered":"<p>Which expressions are polynomials in x?<\/p>\n<ul class=\"quiz-options\">\n<li>\u221ax + 4<\/li>\n<li>1\/x + 2<\/li>\n<li>9<\/li>\n<li>x\u00b3 \u2212 x<\/li>\n<li>5x \u2212 7<\/li>\n<li>x\u00b2 + 3x + 1<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2906,2738],"subject":[2750],"education_level":[1894],"class_list":["post-21294","mcq","type-mcq","status-publish","hentry","topic-algebraic-expressions","topic-polynomials","subject-advanced-mathematics","education_level-grade-8"],"mcq_note":"A polynomial uses whole-number powers of the variable and no variable in a denominator or root. Constants also count as polynomials. A polynomial can include constants and non-negative whole-number powers of x. Expressions with x in a denominator or under a root are not polynomials. The correct choices are 9, x\u00b3 \u2212 x, 5x \u2212 7, x\u00b2 + 3x + 1, because each of these satisfies the required condition.","mcq_options":[{"right":"no","answer":"\u221ax + 4"},{"right":"no","answer":"1\/x + 2"},{"right":"yes","answer":"9"},{"right":"yes","answer":"x\u00b3 \u2212 x"},{"right":"yes","answer":"5x \u2212 7"},{"right":"yes","answer":"x\u00b2 + 3x + 1"}],"multi_answers":"yes","subject_terms":[{"id":2750,"title":"Advanced Mathematics","slug":"advanced-mathematics"}],"topic_terms":[{"id":2906,"title":"Algebraic Expressions","slug":"algebraic-expressions"},{"id":2738,"title":"Polynomials","slug":"polynomials"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/21294","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq"}],"about":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/types\/mcq"}],"author":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/users\/39"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/comments?post=21294"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=21294"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=21294"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=21294"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=21294"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}