How much of a radioactive kind of silver will be left after 50 seconds in the half-life is 25 seconds and you start with 204 grams?

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

What is the distance between (–2 1/2,-3) and (1, –3)?

Which function has the same domain as y=2x