The following function represents the amount of the radioactive material present at time t (in years): -.0035t Alel=2e Find the half-life of this material. In other words, find the time necessary for 50% of the original mass to decay. O 137 years O 70 years O 198 years O 99 years

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Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.