A mine worker discovers an ore sample containing 500mg of radioactive materials. It is discovered that the radioactive material has a half-life of 2 days. Find the amount of radioactive material in the sample in the beginning of the 14th day.

Which graph represents the solution of the inequality?

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

The reflexive property of congruence lets you say that ∠pqr ≅