There are two versions of the cosine rule: Find an unknown side using 𝑎² = 𝑏² + 𝑐² – 2𝑏𝑐 cos𝐴 Find an unknown angle using cos𝐴 = \(\frac{𝑏² + 𝑐² – 𝑎²}{2𝑏𝑐}\) Scientific calculators need to ...

A bite-sized show about big ideas. From the people who make Planet Money, The Indicator helps you make sense of what's happening in today's economy. It's a quick hit of insight into money, work, and ...

Abstract: Denial-of-Service (DoS) attacks on Beyond 5G (B5G) networks can render network services unavailable. Deep learning (DL)-based anomaly detection models have effectively identified and ...

The University of Michigan Current Economic Conditions Index has historically acted as a contrarian indicator for stocks. The highest forward-looking returns for the S&P 500 have come when the index ...

Wailin Wong is a long-time business and economics journalist who's reported from a Chilean mountaintop, an embalming fluid factory and lots of places in between. She is a host of The Indicator from ...

Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...