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.

Candidates preparing for JEE Advanced 2026 can download the official syllabus PDF from jeeadv.ac.in, released by IIT Roorkee.

Marcus du Sautoy uses combinations of peaches and plums and a set of scales, to show how simultaneous equations can be solved. This method didn’t appear in the West until the 19th century, but had ...

Curated from the Nature Portfolio journals. Nature is pleased to acknowledge financial support from FII Institute in producing this Outlook supplement. Nature maintains full independence in all ...

Abstract: Solving the challenges of uniqueness, stability, nonlinearity, and heavy computational cost is vital for the quantitative analysis of nonlinear inverse scattering problems (ISPs). In recent ...

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To be eligible for JEE Advanced 2026, candidates must rank among the top 2.5 lakh students in JEE Main 2026, satisfy the age ...

To be eligible for JEE Advanced 2026, candidates must rank among the top 2.5 lakh students in JEE Main 2026, satisfy the age criteria. Additionally, candidates must have appeared for their Class 12 ...