Someone there are 8 milligrams of a radioactive substance in a lab in month 1. each month , half of the radioactive substance loses its radioactivity. which graph matches this situation?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Which of the following describes the graph of y--4x-36 compared to the parent square root function? stretched by a factor of 2, reflected over the x-axis, and translated 9 units right stretched by a factor of 2, reflected over the x-axis, and translated 9 units left stretched by a factor of 2, reflected over the y-axis, and translated 9 units right stretched by a factor of 2, reflected over the y-axis, and translated 9 units left save and exit next submit

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.