# Maths Questions

Maths is quite an abstract subject, and it can be rather intimidating at times. However, you can learn mathematics easily and effortlessly if you practice enough. To guide you in this endeavour, we have provided detailed solutions on many important concepts. The solutions are elaborated with simple, yet detailed explanations. Relevant formulas are listed out wherever required. Tips and shortcuts are provided to save precious time and effort.

Content is presented in a format which can be comprehended with ease. This means students will understand concepts without much hassle. From an exam perspective, a wide range of questions is covered from a plethora of subjects concepts from Trigonometry and Statistics to Calculus and Integrals.

Just like any other subject, mathematics can be better understood through exhaustive practice. Consider this analogy: a skill such as dancing or painting can only be perfected with enough practice. Similarly, the only way to get better at math is to keep practising. Moreover, we have a database of questions extracted from school textbooks and competitive exams. These will help the students to practice and perfect concepts in mathematics.

We are also here to help you solve your doubts. Post your questions in the comment box below and we will immediately provide answers and a detailed step-by-step process to solve the same. Register at BYJU’S and start practising Maths Questions today!

Answer: Given -(-x) = x (i) x = 11/15 We have, x = 11/15 An additive inverse of a number is defined as the value, which on adding with the...
Answer: 996004 9982 can be written as (1000 - 2)2 Using the identity (a - b)2 = a2 + b2 - 2ab (998)2 = (1000 – 2)2 (1000 - 2)2 = 10002 +...
Answer: 9801 992 can be written as (100 - 1)2 ∴ 992 = (100 - 1)2 Using the identity (a - b)2 = a2 + b2 - 2ab (100 - 1)2= (100)2 + 12 - 2...
Answer: 79.21 8.92 can be written as (9 - 0.1)2 8.92 = (9 - 0.1)2 (a - b)2 = a2 + b2 - 2ab (9 - 0.1)2 = 92 + 0.12 - 2 × 9 × 0.1 (9...
Answer: 6396 78 can be written as (80 - 2) and 82 can be written as (80 + 2) 78 x 82 = (80 - 2)(80 + 2) Using the identity (a + b)(a - b) = a2...
Answer: 5041 712 can be written as (70 + 1)2 ∴ 712 = (70 + 1)2 Using the identity (a + b)2 = a2 + b2 + 2ab (70 + 1)2 = (70)2 + 12 + 2...
Answer: 27.4 5.22 can be written as (5 + 0.2)2 Using the identity (a + b)2 = a2 + b2 + 2ab 5.22 = (5 + 0.2)2 (5 + 0.2)2 = 52 + 0.22 + 2 ×...
Answer: A polynomial is an algebraic expression in which the exponent on any variable is a whole number. Polynomial’s degree is the highest...
Answer: A polynomial is an algebraic expression in which the exponent on any variable is a whole number. Polynomial’s degree is the...
Answer: A polynomial is an algebraic expression in which the exponent on any variable is a whole number. Polynomial’s degree is the highest...