Common difference of arithmetic progression or sequence is defined as the difference between the two consecutive terms in the arithmetic progression or sequence or series. It is constant across the whole series if $a_1$,$a_2$ ,$a_3$.$a_4$ ….. are in arithmetic progression or sequence then $d=a_2 -a_1 = a_3 -a_2 =a_4 -a_3$…. If the common difference is […]

# Class 10 maths

## Class 10 maths formula pdf download

Download class 10 maths formula pdf for CBSE and other board exams This article is about the CBSE class 10 maths formula pdf. Having all the formula in one place is always helpful for the students. After downloading you can either print it out or use the pdf to learn formulas through other devices. Keeping […]

## Trigonometry Formulas for class 11 (PDF download)

Trigonometry is quite a interesting subject. Some of the basic in trigonometry which need to be remember is

tan(x) = sin(x)/cos(x)

cot(x) = cos(x)/sin(x)

Reciprocal Identities:

csc(x) = 1/sin(x)

## What is Similarity in math (geometry)?

Similarity – Geometry (basics and concept:- similarity math) Geometry is a branch of mathematics. While studying geometry we are concerned with questions of shape, size, the relative position of figures, and the properties of space. This article is about similarity (geometry) as we study in math. The figure below shows various figures having the same […]

## Arithmetic progression questions for class 10

This page contains arithmetic progression questions for class 10. In this link get short arithmetic progression class 10 notes. Few other links are arithmetic progression class 10 important questions arithmetic progression assignment Practicing these questions on Arithmetic progression for class 10 maths can be helpful for your board exams. Arithmetic Progression questions and answers class […]

## CBSE sample paper for class 10

This page consists of lot of cbse sample papers for class 10 for both maths and Science. So all the best for your exams. If you like the content do not forget to like share or comment at the section given below. you will find extra resource links (science study material) at the end […]

## Strategy To Prepare Mathematics For CBSE Class 10

The Central Board of Secondary Education (CBSE) is one of the oldest and most preferred educational board in India. The board conducts the final examination for Class 10 and 12 along with various other competitive examinations. CBSE aims to provide a quality education to all its learners so that they can succeed in their future. […]

## CBSE Class 10th maths important questions

1) Prove that one of every three consecutive integers is divisible by 3.

2) Find the Quadratic polynomial whose sum and product of zeros are ?2 + 1

3) Find the sum of a+b, a-b, a-3b, …… to 22 terms.

4) For what value of a is the point (-2, a) on the line with equation -3x + 3y = 4?

5) Prove that sec2A+cosec2A can never be less than 2