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Which of the following expressions represents the distance betweenn -3/4 and -0.2 on a number line I WILL MARK BRAINLIEST
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Answer:
The estimated age of the skull is 39118 years.
Step-by-step explanation:
The amount of the substance after t years is given by:
In which A(0) is the initial amount, and r is the decay rate.
The half-life of carbon-14 is about 5600 years.
This means that . We use this to find r, or 1 - r, to replace in the equation. So
So
Only 2% of the original amount of carbon-14 remains in the burnt wood of the campfire.
This is t for which . So
The estimated age of the skull is 39118 years.