What they are: A logarithm is the exponent you raise a base to in order to get a number, acting as the inverse of exponentiation. Why they matter: They simplify multiplication, division, and roots ...

On May 1, AAA reported the nationwide average for a gallon of regular gas reached $4.39. That's still lower than the all-time high of $5.01 reached in June 2022, but over a dollar more than the $3.18 ...