3(220 - a) Athletic trainers use the formula where a 5 is a person's age, to find their minimum training heart rate. Find Latrina's minimum training heart rate if she is 15 years old

Perform the required operations on the following functions given: f(x)= 3-x; g(x)= -2x find g[f(x)]

1. what is the phythaforean theorem? 2.what do we use it for? 1.what is the distance formula ? 2.what do we use it for?

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.