Skip to content

Update

Muft Shiksha™ एक 100% Free Education Portal है 🇮🇳, जिसका उद्देश्य Class 9–12 के हर विद्यार्थी तक High-Quality Education को पूरी तरह मुफ्त पहुँचाना है। 🇮🇳 हम मानते हैं कि अच्छी शिक्षा किसी student की आर्थिक स्थिति पर निर्भर नहीं होनी चाहिए। 🇮🇳 हर विद्यार्थी को वही Quality Study Material, MCQs, Quizzes, Exam Preparation, Concept-Based Learning और Bilingual Support मिलना चाहिए, जो आमतौर पर महंगी Coaching या Premium Platforms में मिलता है। Muft Shiksha™ 🇮🇳 इसी सोच के साथ बनाया गया है

RELATED QUESTIONS

Counterexample

Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=x^3-x), choose the correct statement with reason.Class 12Relations and FunctionsOne-one functionLevel 24Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=|x-2|), is (f) one-one?Class 12Relations and FunctionsOne-one functionLevel 24Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=x^3+3x^2), which statement about (f) is correct?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=2x+1) and (g:\mathbb{R}\to\mathbb{R}), (g(x)=x^2), is (g\circ f) one-one?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf \(f:\mathbb{R}\to\mathbb{R}\), \(f(x)=2x^2+3x+1\), then (f) is not one-one. Which pair is correct?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=x^4), which statement about (f) is correct?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=x^3-x), then (f) is not one-one. Which reason is correct?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=x^2-4x+7), why is (f) not one-one?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{R}\setminus{0}\to\mathbb{R}), (f(x)=\frac{1}{x^2}), which statement is correct?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsFor the function (f:\mathbb{R}\to\mathbb{R}), (f(x)=5), which option is correct?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=|x|), which pair shows that (f) is not one-one?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=x^2+1), why is (f) not one-one?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsWhy is (f:\mathbb{R}\to\mathbb{R}), (f(x)=x^3-12x), not one-one?Class 12Relations and FunctionsOne-one functionLevel 22Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=x^5-x), choose the correct statement about (f).Class 12Relations and FunctionsOne-one functionLevel 22Hard MathematicsWhich statement is correct about \(f:(0,\infty)\to\mathbb{R}\), \(f(x)=x+\frac{1}{x}\)?Class 12Relations and FunctionsOne-one functionLevel 22Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=x^3-3x), which option is correct about (f)?Class 12Relations and FunctionsOne-one functionLevel 22Hard MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=x^3-x), choose the correct statement about (f).Class 12Relations and FunctionsOne-one functionLevel 24Medium MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=x^6+1), (f) is not one-one becauseClass 12Relations and FunctionsOne-one functionLevel 24Medium MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=|x+1|+3), is (f) one-one or not?Class 12Relations and FunctionsOne-one functionLevel 24Medium MathematicsIf (f:\mathbb{R}\to\mathbb{R}) and (f(x)=x^2+x), choose the correct conclusion for (f).Class 12Relations and FunctionsOne-one functionLevel 24Medium