{"id":17186,"date":"2026-05-02T03:20:10","date_gmt":"2026-05-01T21:20:10","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/difference-of-squares-arithmetic-140\/"},"modified":"2026-05-02T03:20:10","modified_gmt":"2026-05-01T21:20:10","slug":"difference-of-squares-arithmetic-140","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/difference-of-squares-arithmetic-140\/","title":{"rendered":"Difference Of Squares Arithmetic 140"},"content":{"rendered":"<p>Evaluate 72^2 \u2212 30^2 using an arithmetic identity.<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>6084<\/li>\n<li>4284<\/li>\n<li>10404<\/li>\n<li>42<\/li>\n<li>1764<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2489,2704,2703],"subject":[1425],"education_level":[1896],"class_list":["post-17186","mcq","type-mcq","status-publish","hentry","topic-arithmetic-number-system","topic-arithmetic-identities","topic-squares","subject-mathematics","education_level-hsc"],"mcq_note":"Use a\u00b2\u2212b\u00b2=(a\u2212b)(a+b). Here (72\u221230)(72+30) = 4284.","mcq_options":[{"right":"no","answer":"6084"},{"right":"yes","answer":"4284"},{"right":"no","answer":"10404"},{"right":"no","answer":"42"},{"right":"no","answer":"1764"}],"multi_answers":"no","subject_terms":[{"id":1425,"title":"Mathematics","slug":"mathematics"}],"topic_terms":[{"id":2489,"title":"Arithmetic &amp; Number System","slug":"arithmetic-number-system"},{"id":2704,"title":"Arithmetic Identities","slug":"arithmetic-identities"},{"id":2703,"title":"Squares","slug":"squares"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/17186","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=17186"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=17186"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=17186"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=17186"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=17186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}