SOA - Exam | 197 Questions and Answers(A+ Solution guide)

Chapter 0 Topics mentioned in Chapter 0 that these flash cards do not cover: - - graphing inequalities - piecewise functions - one to one functions - limits and continuity - basic rules of differentiation - basic integration - method of substitution Chapter 0 For any two sets A and B, (A∩B)∪(A∩B') = - A Chapter 0 Two sets A and B are disjoint if A∩B = - ∅ Chapter 0 n(S) is defined to be - the number of elements in a set Chapter 0 n(A∩B) + n(A∩B') = - n(A) Chapter 0 In order to account for double counting, n(A∪B) = - n(A) + n(B) - n(A∩B) Chapter 0In order to account for double counting in three sets, n(A∪B∪C) = - n(A) + n(B) + n(C) - n(A∩B) - n(A∩C) - n(B∩C) + n(A∩B∩C) (how does this work for a number of sets greater than three?) Chapter 0 The inverse of a function ƒ(x) = y is - the function solved for x in terms of y, such that if ƒ(x₀) = y₀, ƒ⁻¹(y₀) = x₀ Chapter 0 A quadratic function of the form ax² + bx + c = 0 can be solved with the quadratic equation: - [-b ± √(b² - 4ac)] / 2a Chapter 0