The half-life of uranium-232 is 72 years. Find the approximate value of k in the formula y = ne^kt for uranium-232. Assume t is in years.

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Why do interests rates on loans to be lower in a weak economy than in a strong one

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.