The biological half-life of caffeine, the time required for the body to eliminate one-half of the total amount of caffeine, for an individual is
5 hours. Which statement about the amount of caffeine in the
individual's body is correct?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

The constitution gives congress the power to create federal courts lower than the supreme court higher than the supreme court equal to the supreme court, unaffected by the supreme court.

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90