Vidyarthi Tutorials H10 Raghu Nagar, Pankha Road, opp.Janakpuri. Ph 9818084221 1 Brilliant Academy, 303, 3rd Flr, Aggarwal Tower, sec5 Market, Dwarka, Ph 9015048802 POINTS TO REMEMBER IN CLASS XII MATHEMATICS By Balraj Khurana INDEX 1. Relations and functions - Pg 2 2. Inverse trigonometric functions - Pg 5 3. Calculus identities - Pg 6 4. Continuity - Pg 7 5. Differentiation - Pg 8 6. Application of derivative - Pg 9 7. Indefinite integral - Pg 11 8. Definite integral - Pg 14 9. Matrices - Pg 16 10. Determinants - Pg 19 11. Solution of system of linear equations - Pg 21Vidyarthi Tutorials H10 Raghu Nagar, Pankha Road, opp.Janakpuri. Ph 9818084221 2 Brilliant Academy, 303, 3rd Flr, Aggarwal Tower, sec5 Market, Dwarka, Ph 9015048802 RELATIONS AND FUNCTIONS I. RELATION i. Let A and B be two sets. A relation between A and B is a collection of ordered pairs (a, b) such that a A and bB ii. If is a relation from A to B, then iii. If n(A) = m, n(B) = n ,then total number of relations from A to B is 2mn. iv. Domain of R = {()} v. Range of R = {()} vi.