Std. X Algebra 1. Arithmetic Progression : · Introduction to Sequence · Arithmetic Progression (A.P.) and Geometric Progression (G.P.) · General term of an A.P. and G.P. · Sum of the first 'n' terms of an A.P. and G.P. · Arithmetic Mean and Geometric Mean. 2. Quadratic Equations · Introduction to quadratic equations · Solutions of quadratic equations · Nature of roots based on discriminant · Relation between roots of the equation and coefficient of the terms in the equation Equations reducible to quadratic form 3. Linear equations in two variables · System of linear equations in two variables · Algebraic methods of solving linear equations in two variables · Graphical representation of different possibilities of solutions/Inconsistency · Graphical method of solving a system of linear equations · Determinantof order two · Cramer's rule · Consistency of pair of linear equations 4. Probability : · Introduction to probability and related terms · Classical definition of probability · Types of events · Equally likely outcomes · Probability of an event · Properties of Probability · Addition theorem (without proof) 5. Statistics : · Brief revision of Tabulation of data, inclusive and exclusive type of tables · Mean, median and mode of grouped data · Histograms, frequency polygon, frequency curve, pie diagram · Ogives (Cumulative frequency graphs) · Applications of ogives in determination of median · Relation between measures of central tendency · Introduction to normal distribution · Properties of normal distribution