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English ⇄ Hindi Dictionary Academic • Competitive • Daily Use www.askdrabhishekonline.online 🌐 Translate Any Word (All Words Supported) 🔍 Search Academic Words English Hindi Hinglish Meaning Principal Value प्रधान मान Inverse function ki fixed standard value Evaluate मान ज्ञात करना Expression ka exact answer nikalna Solution समाधान Problem ka step-by-step answer Prove सिद्ध करना Logic ke saath statement ko sahi dikhana Domain परिभाषा क्षेत्र Allowed x values ka set Range परास Output values ka set Function फलन Input-output relationship Identity सर्वसमिका Har value ke liye true equation Equation समीकरण Equal sign wali mathematical statement Inverse Function प्रतिलोम फलन Function ka ulta process Note: This page combines a manual academic dictionary with Google Translate to ensure ALL words are covered . © Ask Dr Abhishek Online | Educational Use Only

 CBSE Class 12 Mathematics Important Questions 2026 – Most Expected Board Exam Questions                   CHAPTER 1: RELATIONS AND FUNCTIONS Mock Test - Functions and Relations Mock Test: Functions and Relations Q1: If f: {1,3, 4} → {1, 2, 5} and g: {1,2, 5} → {1, 3} given by f = {(1,2), (3, 5), (4,1)} and g = {(1,3), (2, 3), (5,1)}. Write down g∘f. (All India 2014C) Show Hint/Answer g∘f = {(1,3), (3,1), (4,3)} Q2: Let R be the equivalence relation in the set A = {0,1,2,3,4,5} given by R = {(a, b) : 2 divides (a – b)}. Write the equivalence class [0]. (Delhi 2014C) Show Hint/Answer [0] = {0, 2, 4} Q3: If A = {1, 2, 3}, S = {4, 5, 6, 7} and f = {(1, 4), (2, 5), (3, 6)} is a function from A to B. State whether f is one-one or not. (All India 2011) Show Hint/Answer f is one-one (injective), but not onto (not all elements of S are covered) Q4: ...