O-Level A-Maths (4047) 2018 Paper 2 (video solutions), Singapore • Achevas® TV

Pure Maths		Statistics
Graphs & Functions Graphing Techniques Inequalities Functions System of Linear Equations Series & Sequences AP + GP Summation Differentiation Differentiation - Techniques Differentiation - Applications Binomial Expansion Maclaurin's Series	Integration Integration - Techniques Integration - Areas + Volumes Differential Equations Vectors Vectors - 3D Manipulations Vectors - Products Vectors - Lines + Planes Complex Numbers Complex Numbers - Cartesian Complex Numbers - Non-Cartesian	Permutations + Combinations Permutations + Combinations Probability Probability Random Variables Discrete Random Variables Probability Distribution Models Binomial Distribution Normal Distribution	Sampling Sampling Theory Hypothesis Testing Linear Correlation + Regression Linear Correlation + Regression

Q1 Quadratic Equations 7 marks Difficulty: Easy	Q2 Binomial Expansion 7 marks Difficulty: Moderate	Q3 Proof In Plane Geometry 5 marks Difficulty: Moderate
Q4 Linear Law 9 marks Difficulty: Moderate	Q5 Trigonometry 10 marks Difficulty: Moderate	Q6 Integration 10 marks Difficulty: Moderate
Q7 Kinemetics 11 marks Difficulty: Moderate	Q8 Polynomials 11 marks Difficulty: Moderate	Q9 Quadratic Equations 7 marks Difficulty: Moderate
Q10 Differentiation, Integration 12 marks Difficulty: Challenging	Q11 Circles 11 marks Difficulty: Moderate