The CBSE has changed the Maths Syllabus of class 9 for the Academic Year 2026-27. The NCERT has come out with a new maths book (Ganita Manjiri) as per the new syllabus. The new book does not have an answer key for the exercises as was present in the previous NCERT books. So I have […]
Have you solved Class 12 Maths Matrices and Determinants Test – 2, 2027 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 options. Class 12 Maths
Class 12 Maths Matrices and Determinants Test 2 and Solution, 2027 Read More »
Q 1. Prove that the determinant is independent of . Solution:Let To evaluate this, we will write the expansion of the determinant along the first row (). Now, calculate the second-order determinants: Next, carefully multiply the terms into the brackets: Notice that the terms and cancel each other out. We can then group the remaining
Class 12 NCERT Maths – Chapter 4 (Determinants) – Miscellaneous Exercise Solutions Read More »
In this post, we apply what we’ve learned about determinants and matrices to examine the consistency of a system of linear equations.Remember the rules from Ex 4.5: Let’s dive into the first two questions of Exercise 4.5! Q 1: Examine the consistency of the system of equations: Solution:First, let’s write the given system of equations
Class 12 NCERT Maths – Chapter 4 (Determinants) – Exercise 4.5 Solutions Read More »
Q 1: Find the adjoint of the matrix Solution:Let the given matrix be . To find , we first need to find the cofactor of each element. The cofactor is calculated as , where is the minor of the element . Writing these cofactors in matrix form, we get the Cofactor Matrix: The adjoint of
Class 12 NCERT Maths – Chapter 4 (Determinants) – Exercise 4.4 Solutions Read More »
Exercise 2.1 is based on the basic concepts of inverse trigonometry. The domain and range of the inverse trigonometric function (principle value branches) is the main concept of the chapter. It is recommended that you revise them before starting the exercise from this page. Also the basic definition of inverse trigonometric function should be known
Class 12 CBSE Important Maths Questions for 2026 Exams ⇒ Q 1: A function is defined by Which if the following statement is true about the function at the point (a) is not continuous but differentiable(b) is continuous but not differentiable(c) is neither continuous nor differentiable(d) is both continuous as well as differentiable Solution:We must
Class 12 CBSE Important Maths Questions for 2026 Exams and Solution Read More »
Are you looking for solution of Class 10 ICSE Important Maths Questions for 2026 Exams? Here you’ll find complete, step-by-step 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 options. Q 1: In the adjoining diagram, O is the
Class 10 ICSE Important Maths Questions for 2026 Exams and Solution Read More »
Are you looking for solution of Class 10 Important Maths Questions for 2026 Exams? Here you’ll find complete, step-by-step 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 options. Class 10 Important Maths Questions for 2026 Exams ⇒ Q
Class 10 Important Maths Questions for 2026 Exams and Solution Read More »
Have you solved Class 11 Maths Probability and Statistics Test 1 and are looking for a solutions to the questions? Here you’ll find complete, step-by-step 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 options. Class 11 Maths Probability and Statistics
Class 11 Maths Probability and Statistics Test 1 – 2026 and Solution Read More »
