NCERT Solutions for Class 12 Maths<\/a> Chapter 2 Inverse Trigonometric Functions Ex 2.1 Questions and Answers are prepared by our highly skilled subject experts. https:\/\/mcq-questions.com\/ncert-solutions-for-class-12-maths-chapter-2-ex-2-1\/<\/p>\nNCERT Solutions for Class 12 Maths Chapter 2 Inverse Trigonometric Functions Exercise 2.1<\/h2>\n <\/p>\n
Ex 2.1 Class 12 Question 1.<\/strong> \nsin-1<\/sup>\\(\\frac { -1 }{ 2 }\\) \nSolution: \n <\/p>\nQuestion 2. \ncos-1<\/sup>\\(\\left(\\frac{\\sqrt{3}}{2}\\right)\\) \nSolution: \n <\/p>\nQuestion 3. \ncosec-1<\/sup>(2) \nSolution: \nThe principal values branch of cosec-1<\/sup> is \n <\/p>\n <\/p>\n
Question 4. \ntan-1<\/sup>(-\\(\\sqrt{3}\\)) \nSolution: \nThe principal values branch of tan-1<\/sup> is \n <\/p>\nQuestion 5. \ncos-1<\/sup>\\(\\frac { – 1 }{ 2 }\\) \nSolution: \nThe principal values branch of cos-1<\/sup> is [0, \u03c0] \n <\/p>\nQuestion 6. \ntan-1<\/sup>(-1) \nSolution: \nThe principal values branch of tan-1<\/sup> is \n <\/p>\nQuestion 7. \nsec-1<\/sup>\\(\\left(\\frac{2}{\\sqrt{3}}\\right)\\) \nSolution: \nThe principal values branch of sec-1<\/sup> is \n <\/p>\nQuestion 8. \ncot-1<\/sup>(\\(\\sqrt{3}\\)) \nSolution: \nThe principal values branch of cot-1<\/sup> is [0, \u03c0] \ncot\\(\\frac { \u03c0 }{ 6 }\\) = \\(\\sqrt{3}\\), \\(\\frac { \u03c0 }{ 6 }\\) \u2208 [0, \u03c0] \n\u2234 Priciapal value of cot-1<\/sup>\\(\\sqrt{3}\\) is \\(\\frac { \u03c0 }{ 6 }\\)<\/p>\n <\/p>\n
Question 9. \ncos-1<\/sup>\\(\\left(\\frac{-1}{\\sqrt{2}}\\right)\\) \nSolution: \nThe principal values branch of cos-1<\/sup> is [0, \u03c0] \n <\/p>\nQuestion 10. \ncosec-1<\/sup>(\\(\\sqrt{-2}\\)) \nSolution: \nThe principal values branch of cosec-1<\/sup> is \n <\/p>\n <\/p>\n
Question 11. \ntan-1<\/sup>(1) + cos-1<\/sup>(\\(\\frac { – 1 }{ 2 }\\)) + sin-1<\/sup>(\\(\\frac { – 1 }{ 2 }\\)) \nSolution: \n <\/p>\nQuestion 12. \ncos-1<\/sup>(\\(\\frac { 1 }{ 2 }\\)) + 2 sin-1<\/sup>(\\(\\frac { 1 }{ 2 }\\)) \nSolution: \n <\/p>\nQuestion 13. \nIf sin-1<\/sup> x = y, then \na. 0 \u2264 y \u2264 \u03c0 \nb. – \\(\\frac { \u03c0 }{ 2 }\\) \u2264 y \u2264 \\(\\frac { \u03c0 }{ 2 }\\) \nc. 0 < y < \u03c0 \nd. – \\(\\frac { \u03c0 }{ 2 }\\) < y < \\(\\frac { \u03c0 }{ 2 }\\) \nSolution: \nb. – \\(\\frac { \u03c0 }{ 2 }\\) \u2264 y \u2264 \\(\\frac { \u03c0 }{ 2 }\\) \nThe principal values branch of sin-1<\/sup> is \n[\\(\\frac { – \u03c0 }{ 2 }\\), \\(\\frac { \u03c0 }{ 2 }\\)] . i.e., \\(\\frac { – \u03c0 }{ 2 }\\) \u2264 y \u2264 \\(\\frac { \u03c0 }{ 2 }\\)<\/p>\n <\/p>\n
Question 14. \ntan-1<\/sup>\\(\\sqrt{3}\\) – sec-1<\/sup> ( – 2) is equal to \na. \u03c0 \nb . \\(\\frac { – \u03c0 }{ 3 }\\) \nc. \\(\\frac { \u03c0 }{ 3 }\\) \nd. \\(\\frac { 2\u03c0 }{ 3 }\\) \nSolution: \nb . \\(\\frac { – \u03c0 }{ 3 }\\) \ntan-1<\/sup>\\(\\sqrt{3}\\) – sec-1<\/sup> ( – 2) = \\(\\frac { \u03c0 }{ 3 }\\) – \\(\\frac { 2\u03c0 }{ 3 }\\) = \\(\\frac { – \u03c0 }{ 3 }\\)<\/p>\n","protected":false},"excerpt":{"rendered":"These NCERT Solutions for Class 12 Maths Chapter 2 Inverse Trigonometric Functions Ex 2.1 Questions and Answers are prepared by our highly skilled subject experts. https:\/\/mcq-questions.com\/ncert-solutions-for-class-12-maths-chapter-2-ex-2-1\/ NCERT Solutions for Class 12 Maths Chapter 2 Inverse Trigonometric Functions Exercise 2.1 Ex 2.1 Class 12 Question 1. sin-1 Solution: Question 2. cos-1 Solution: Question 3. cosec-1(2) Solution: …<\/p>\n
NCERT Solutions for Class 12 Maths Chapter 2 Inverse Trigonometric Functions Ex 2.1<\/span> Read More »<\/a><\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","spay_email":""},"categories":[3],"tags":[],"yoast_head":"\nNCERT Solutions for Class 12 Maths Chapter 2 Inverse Trigonometric Functions Ex 2.1 - MCQ Questions<\/title>\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n\t \n\t \n\t \n