Algebra

In this chapter, we will learn different methods such as substitution, elimination and cross-multiplication through which we solve a linear equation. It also explains the conditions for consistency of a linear equation by discussing the problems.

This chapter discusses the quadratic equations and the different methods to find their solutions. Here, we will also learn about the nature of roots and their relation with the coefficient of quadratic equations.

This chapter briefs on the concept of ratio and proportion. It explains some important points related to ratios. We will learn how to express ratios in simplest form and how to find the mean proportional between two numbers.

This chapter deals with the concept of polynomial, including its zeros and division algorithms. It also explains the equality of two polynomials and factors of a polynomial with the help of examples.

In this chapter, we will learn about matrices and its types with the help of examples. It details the operations on matrices, including addition and multiplication. We will also solve the previous year questions based on it.

In this chapter, we will learn about the sequence and general terms of A.P. and G.P. It also gives the details of the sum of n terms of A.P. and G.P. along with the useful properties, with the aid of examples.