Ankur Negi
Mathematics Educator
Experience:
Teaching experience of more than 10 years.
Expertise in teaching mathematics from classes 9 to 12.
Qualification:
Masters in Operations Research (Dept. of Mathematics)
Bachelors in Mechanical Engineering
Class 9 NCERT Maths – End of Chapter 8 Exercise Solution
Q1. Find the 31st term of an AP whose 11th term is 38 and 16th term is 73. Solution: … (1) . … (2) Subtracting (1) from (2): . Substitute : . . Q2. Determine the AP whose third term is 16 and whose 7th term exceeds the 5th term by 12. Solution: . Substituting…
Class 9 NCERT Maths – Exercise Set 8.3 Solutions
Q1. Find the 12th term of a GP with common ratio 2, whose 8th term is 192. Solution: Identify the components of the given GP First, let’s look at the information given to us for this Geometric Progression (GP).Common ratio, 8th term, The formula for the term () of a GP is: To find the…
Class 12 Maths Linear Programming Problem Test and Solutions – 2027
Class 12 Linear Programming Problem Test ⇒ Q1. For the linear programming problem (LPP), the objective function is and the feasible region determined by a set of constraints is shown in the graph. Which of the following statements is true? (A) Maximum value of Z is at (B) Maximum value of Z is at (C)…
Class 9 NCERT Maths – Exercise Set 8.2 Solution
Welcome back to our math blog! Today, we are going to solve problems from Exercise Set 8.2. If you have been following along in class, you know that an AP is just a sequence of numbers where the jump (or difference) between every consecutive term is exactly the same. Q1. Find the 10th and 26th…
Conic Sections
Parabola Equation Coordinates of Focus Coordinates of Vertex Equation of Axis of Symmetry i.e. X Axis i.e. X Axis i.e. Y Axis i.e. Y Axis Length of Latus Rectum Equation of Directrix Ellipse Equation Coordinates of Focus Coordinates of Vertex Relation between a, b and c Equation of Major Axis i.e. X Axis i.e. Y…
Class 12 Maths Relations and Functions, Inverse Trigonometric Functions and Matrices and Determinants Test and Solutions – 2027
Have you solved Class 12 Maths Relations and Functions, Inverse Trigonometric Functions and Matrices and Determinants Test and are looking for a solutions to the questions? Here you’ll find complete, step-by-step NCERT-style solutions for every question. Designed for both students and teachers, these answers make board exam revision easier with clear explanations, formula highlights, and downloadable PDF…
Class 11 Maths, Sets and Sequence and Series Test 1 and Solutions – 2027
This is the solution for the test Class 11 Sets and Sequence and Series Test – 1. Let’s break down each problem step-by-step. Designed for both students and teachers, these answers make exam revision easier with clear explanations, formula highlights, and downloadable PDF options. Class 11 Sets and Sequence and Series Test-1 2027 ⇒ Section A:…
CBSE Class 9 Maths Term 1 Practice paper and Solution – 2027
Below are the detailed, step-by-step solutions to the Class 9 Maths Mid Term 1 Practice paper. This paper has been designed as per the updated CBSE Class 9 syllabus for 2027 and is based on the new NCERT Maths book Ganita Manjari Part 1. The test carries a maximum of 80 marks and is designed…
Class 11 Maths Permutation & Combination and Binomial Theorem Test 1 and Step by Step Solutions – 2027
Below are the detailed, step-by-step solutions to the Practice Test on Permutation & Combination and Binomial Theorem. The test carries a maximum of 30 marks and is designed to be completed in 60 minutes. This test should be attempted after completing the chapter as a summative assessment exercise. Designed for both students and teachers, these…
Class 9 NCERT Maths – Exercise Set 3.4 Solutions
Q1. Represent the rational numbers , , and on a single number line. Q2. Find three distinct rational numbers that lie strictly between and . Solution:Step 1: Make the denominators equal. The LCM of 4 and 2 is 4, Step 2: Make the difference between numerators large enoughMultiplying numerator and denominator by 4 Step 2:…
Class 9 NCERT Maths – Exercise Set 3.5 Solution
Q1. Without performing long division, determine which of the following rational numbers will have terminating decimals and which will be repeating: and . Then check your answers by explicitly performing the long divisions and expressing these rational numbers as decimals Solution:Rule: A fraction in simplest form has a terminating decimal if its denominator’s prime factors…
Class 9 NCERT Maths – End-of-Chapter 3 Exercise Solution
Q1. Convert the following rational numbers in the form of a terminating decimal or non-terminating and repeating decimal, whichever the case may be, by the process of long division: Solution:(i) : .Terminating. (ii) : .Non-terminating repeating. Q2. Prove that is an irrational number. Solution:Step 1 (Assumption): Assume is rational. So, , where and are co-prime…
Class 9 NCERT Maths – End of Chapter 8 Exercise Solution
Q1. Find the 31st term of an AP whose 11th term is 38 and 16th term is 73. Solution: … (1) . … (2) Subtracting (1) from (2): . Substitute : . . Q2. Determine the AP whose third term is 16 and whose 7th term exceeds the 5th term by 12. Solution: . Substituting…
Class 9 NCERT Maths – Exercise Set 8.3 Solutions
Q1. Find the 12th term of a GP with common ratio 2, whose 8th term is 192. Solution: Identify the components of the given GP First, let’s look at the information given to us for this Geometric Progression (GP).Common ratio, 8th term, The formula for the term () of a GP is: To find the…
Class 12 Maths Linear Programming Problem Test and Solutions – 2027
Class 12 Linear Programming Problem Test ⇒ Q1. For the linear programming problem (LPP), the objective function is and the feasible region determined by a set of constraints is shown in the graph. Which of the following statements is true? (A) Maximum value of Z is at (B) Maximum value of Z is at (C)…
Class 9 NCERT Maths – Exercise Set 8.2 Solution
Welcome back to our math blog! Today, we are going to solve problems from Exercise Set 8.2. If you have been following along in class, you know that an AP is just a sequence of numbers where the jump (or difference) between every consecutive term is exactly the same. Q1. Find the 10th and 26th…
Conic Sections
Parabola Equation Coordinates of Focus Coordinates of Vertex Equation of Axis of Symmetry i.e. X Axis i.e. X Axis i.e. Y Axis i.e. Y Axis Length of Latus Rectum Equation of Directrix Ellipse Equation Coordinates of Focus Coordinates of Vertex Relation between a, b and c Equation of Major Axis i.e. X Axis i.e. Y…
Class 12 Maths Relations and Functions, Inverse Trigonometric Functions and Matrices and Determinants Test and Solutions – 2027
Have you solved Class 12 Maths Relations and Functions, Inverse Trigonometric Functions and Matrices and Determinants Test and are looking for a solutions to the questions? Here you’ll find complete, step-by-step NCERT-style solutions for every question. Designed for both students and teachers, these answers make board exam revision easier with clear explanations, formula highlights, and downloadable PDF…