AM-1271
Exponential and logarithmic models
A Math · Secondary 4 · Hard · Exponential and logarithmic models
The mass (in grams) of a radioactive sample is modelled by
where is the time in years.
Find the value of when the mass is 8 g, correct to 3 significant figures.
where is the time in years.
Find the value of when the mass is 8 g, correct to 3 significant figures.
- 5.49
- 1.10
- 3.00
- 9.00
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