{"product_id":"nsw-year-11-math-extension-1-2026-curriculum-coursebook","title":"NSW Year 11 Math Extension 1  (2026 Curriculum) - Coursebook","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003ch2\u003eThe Challenge\u003c\/h2\u003e\n\u003cp\u003eYear 11 Mathematics Extension 1 represents a significant step up in difficulty. Students are introduced to more abstract concepts, multi-step reasoning, and algebraic techniques that require precision and depth of understanding.\u003c\/p\u003e\n\u003cp\u003eMany students struggle not because they lack ability, but because textbooks often skip steps, assume prior knowledge, or provide answers without showing the full method. Parents also want to help but may find Extension-level mathematics difficult to support without clear explanations.\u003c\/p\u003e\n\u003ch2\u003eOur Solution\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eClass Mathematics NSW Year 11 Extension 1 Mathematics Coursebook\u003c\/strong\u003e is fully aligned to the \u003cstrong\u003enew NSW syllabus for students starting Year 11 in 2026\u003c\/strong\u003e. It is designed specifically to support students through the increased rigor of Extension mathematics.\u003c\/p\u003e\n\u003cp\u003eEvery topic is explained step by step, and \u003cstrong\u003eevery question includes a fully worked solution\u003c\/strong\u003e. This allows students to learn independently, revisit difficult concepts, and clearly see how complex problems are constructed and solved.\u003c\/p\u003e\n\u003ch2\u003eWhy This Book Works\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully worked solutions for every question\u003c\/strong\u003e – no skipped steps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear, structured explanations\u003c\/strong\u003e written for student understanding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtension-level problem solving\u003c\/strong\u003e broken down logically\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgressive difficulty\u003c\/strong\u003e within each topic\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIdeal for independent study, tutoring and revision\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat Makes This Book Different\u003c\/h2\u003e\n\u003cp\u003eUnlike many Extension textbooks, this coursebook focuses on \u003cstrong\u003emethod, reasoning, and structure\u003c\/strong\u003e, not just final answers. It is written to help students understand \u003cem\u003ewhy\u003c\/em\u003e techniques work, not just how to apply them.\u003c\/p\u003e\n\u003cp\u003eThis makes it especially valuable for students transitioning from Year 10 Advanced into Extension mathematics, and for parents supporting learning at home.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChoose your format above to get started today.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch5\u003eTopics\u003c\/h5\u003e\n\u003ch2\u003e\u003cstrong\u003eNSW Year 11 Extension 1 Topics\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis book is designed to cover the entire NSW Year 11 Mathematics Extension 1 course and includes the following topics:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eFunctions\u003c\/li\u003e\n\u003cli\u003ePolynomials\u003c\/li\u003e\n\u003cli\u003eTrigonometry\u003c\/li\u003e\n\u003cli\u003ePermutations and Combinations\u003c\/li\u003e\n\u003cli\u003eThe Binomial Theorem\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch5\u003eSubtopics\u003c\/h5\u003e\n\u003ch3\u003eFunctions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eQuadratic Inequalities\u003c\/li\u003e\n\u003cli\u003eInequalities with x in the Denominator\u003c\/li\u003e\n\u003cli\u003eInequalities Involving Absolute Value\u003c\/li\u003e\n\u003cli\u003eReciprocal Functions\u003c\/li\u003e\n\u003cli\u003eSquare Root Functions\u003c\/li\u003e\n\u003cli\u003eAbsolute Value Functions\u003c\/li\u003e\n\u003cli\u003eGraphing – Adding Ordinates\u003c\/li\u003e\n\u003cli\u003eGraphing – Multiplying Ordinates\u003c\/li\u003e\n\u003cli\u003eParametric Form\u003c\/li\u003e\n\u003cli\u003eInverse Functions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePolynomials\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRemainder Theorem\u003c\/li\u003e\n\u003cli\u003eFactor Theorem\u003c\/li\u003e\n\u003cli\u003eRoots and Coefficients\u003c\/li\u003e\n\u003cli\u003eMultiplicity of Roots\u003c\/li\u003e\n\u003cli\u003ePolynomial Graphs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTrigonometry\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThree-Dimensional Trigonometry\u003c\/li\u003e\n\u003cli\u003eSums and Differences of Two Angles\u003c\/li\u003e\n\u003cli\u003eDouble Angle Formulae\u003c\/li\u003e\n\u003cli\u003eTrigonometric Identities\u003c\/li\u003e\n\u003cli\u003eCompound Angle Equations\u003c\/li\u003e\n\u003cli\u003eAuxiliary Angle Method\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePermutations and Combinations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCounting Principle\u003c\/li\u003e\n\u003cli\u003ePigeonhole Principle\u003c\/li\u003e\n\u003cli\u003ePermutations\u003c\/li\u003e\n\u003cli\u003eIdentical Objects\u003c\/li\u003e\n\u003cli\u003eCombinations\u003c\/li\u003e\n\u003cli\u003eApplications in Probability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eThe Binomial Theorem\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePascal’s Triangle\u003c\/li\u003e\n\u003cli\u003eBinomial Theorem\u003c\/li\u003e\n\u003cli\u003eBinomial Expansions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eDownload Free Chapter\u003c\/h5\u003e\n\u003ch3 style=\"text-align:center;margin:0 0 10px;\"\u003eFree Polynomials Chapter\u003c\/h3\u003e\n\u003cdiv class=\"cmp-form\" data-book=\"NSW Year 11 Extension 1\" data-list=\"14888016\" data-prog=\"55928\"\u003e\n\u003cp class=\"cmp-sub\"\u003eEnter your details and we'll email the chapter straight to your inbox.\u003c\/p\u003e\n\u003cdiv class=\"cmp-fields\"\u003e\n\u003cdiv class=\"cmp-row\"\u003e\n\u003clabel\u003eFirst name\u003c\/label\u003e\u003cinput type=\"text\" class=\"cmp-first\" placeholder=\"Your first name\"\u003e\u003cspan class=\"cmp-err\" data-err=\"first\"\u003ePlease enter your first name\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-row\"\u003e\n\u003clabel\u003eEmail address\u003c\/label\u003e\u003cinput type=\"email\" class=\"cmp-email\" placeholder=\"you@example.com\"\u003e\u003cspan class=\"cmp-err\" data-err=\"email\"\u003ePlease enter a valid email address\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-row\"\u003e\n\u003clabel\u003eWhich best describes you?\u003c\/label\u003e\u003cselect class=\"cmp-type\"\u003e\u003coption value=\"\"\u003eSelect one...\u003c\/option\u003e\n\u003coption value=\"Parent\"\u003eParent\u003c\/option\u003e\n\u003coption value=\"Student\"\u003eStudent\u003c\/option\u003e\n\u003coption value=\"Teacher\"\u003eTeacher\u003c\/option\u003e\n\u003coption value=\"Tutor\"\u003eTutor\u003c\/option\u003e\u003c\/select\u003e\u003cspan class=\"cmp-err\" data-err=\"type\"\u003ePlease select an option\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-consent\"\u003e\n\u003cinput type=\"checkbox\" class=\"cmp-consent-check\"\u003e\u003clabel\u003eYes, I'd like to receive helpful resources, updates and offers from Class Mathematics. 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