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Solution: det (A) = −5, and for n×n matrix adj (A) has determinant (det A)^ (n−1). Here n = 3, so det (B) = (−5)^ (2) = 25.

CBSE Class 10 Maths Chapter 3: Pair of Linear Equations in Two Variables is a high-weightage chapter that helps students build strong algebraic and graphical problem-solving skills. This chapter ...

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A worksheet containing four pages of questions on solving linear equations of increasing complexity. The grading structure is similar to that proposed for the new GCSE specification. This resource ...

NCERT Solutions for Class 10 Maths Chapter 3, Pair of Linear Equations in Two Variables: Practicing NCERT questions will help students build their understanding and problem-solving skills. These ...

Jeremy has more than 2100 published articles on Collider to his name, and has been writing for the site since February 2022. He's an omnivore when it comes to his movie-watching diet, so will gladly ...