At the beginning of an experiment, a scientist has 168 grams of radioactive
goo. After 210 minutes, her sample has decayed to 5.25 grams.
What is the half-life of the goo in minutes?
Find a formula for
G(t), the amount of goo remaining at time
t.
G(t)=
How many grams of goo will remain after 26 minutes?
[more..]
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Be sure your variables match those in the question
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity