Technetium‑99m, an important radionuclide in medicine, has a half‑life of 6.0 hours. what percentage of a sample of technetium‑99m will remain undecayed after each of the given times?

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

How far could you drive on 50 gallons of gas

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?