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.

Google will deprecate practice problem structured data in January and clarifies Dataset markup is only for Dataset Search. Book actions remain supported. Practice problem markup is being deprecated ...

As AI chatbots like OpenAI's ChatGPT become more mainstream, a troubling phenomenon has accompanied their rise: chatbot psychosis. Chatbots are known to sometimes push inaccurate information and ...

Family practice doctors provide care to people of all ages. These generalists treat chronic conditions, evaluate symptoms, offer preventative care, and let people know when they need to see a ...

Financial institutions face an unprecedented data challenge. Asset managers routinely analyze thousands of documents for due diligence, investment banks parse complex regulatory filings, and private ...

Mathematicians excel at handling complexity and uncertainty. Mathematical reasoning strategies aren't just useful for dilemmas involving numbers. We can apply math mindsets to improve our approach to ...

China’s go-go days are behind it as the world’s second-largest economy struggles with the bursting of the biggest real-estate bubble ever. Now, China’s goal of overtaking the U.S. as the world’s ...