Most engineering labs have digital oscilloscopes, but many engineers don’t fully explore their features. Among the more interesting features of a digital oscilloscope is its math channel, which can ...

It’s a tough test — but not so tough to pass. New York high-schoolers who took the Regents Common Core Algebra I exam this month had to earn just 27 of 86 points, or 31.4 percent, to pass. On the ...

Which Algebra for Dummies book is best? In short, algebra is dealing with problems involving variables and unknowns. It can range from something as simple as finding a single exponent — labeled “x” — ...