Determine the positive number that must be added or subtracted to the expression to complete the square. x ^ 2 - 2x.

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

To which set of numbers does the number –5 belong? select all that apply. integers natural numbers rational numbers real numbers whole numbers

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.