{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2022-07-06T10:12:49.628Z","dateModified":"2022-07-06T10:12:49.628Z","typicalAgeRange":"11-18","educationalLevel":"","assesses":"Mathematics - Relations and functions","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"Relations and functions"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Mathematics"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":""}],"name":"Quiz about Relations and functions","about":{"@type":"Thing","name":"Mathematics - Relations and functions"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About Relations and functions","text":"If $f(x) = 2x + 1$ and $g (x) = x^2 + 1$ then $go(fof)(2) =$}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"\"\""},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

112

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":1,"encodingFormat":"text/markdown","text":"

122

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

124

","comment":{"@type":"Comment","text":"\"\""}}],"acceptedAnswer":{"@type":"Answer","position":1,"encodingFormat":"text/markdown","text":"

122

","comment":{"@type":"Comment","text":"\"\""},"answerExplanation":{"@type":"comment","text":"$g(f(f(2)))=g(f(5))=g(11)=1 21+1= 122$"}}}]}

If $f(x) = 2x + 1$ and $g (x) = x^2 + 1$ then $go(fof)(2) =$

The Correct Option is B

Solution and Explanation