Four grams of a radioactive substance is placed in a vault. The function defined by $f(t)$ shown in the graph gives the amount remaining after $t$ years. At what (in grams per year) is the substance disintegrating after 12 years?

Question

Four grams of a radioactive substance is placed in a vault. The function defined by

f(t)

shown in the graph gives the amount remaining after

t

years. At what (in grams per year) is the substance disintegrating after 12 years?
Four grams of a radioactive substance is placed in a vault. The function defined by f(t) shown in the graph gives the amount remaining after t years. At what (in grams per year) is the substance disintegrating after 12 years?

Four grams of a radioactive substance is placed in a vault. The function defined by f(t) shown in the graph gives the amount remaining after t years. At what (in grams per year) is the substance disintegrating after 12 years?

Quizplus · Accepted Answer

The Answer of Four grams of a radioactive substance is placed in a vault. The function defined by $f(t)$ shown in the graph gives the amount remaining after $t$ years. At what (in grams per year) is the substance disintegrating after 12 years?

Four Grams of a Radioactive Substance Is Placed in a Vault