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Carbon-14 is a radioactive element with a half-life of about 5,730 years. Carbon-14 is said to decay exponentially. The decay rate is 0.000121. We start
Carbon-14 is a radioactive element with a half-life of about 5,730 years. Carbon-14 is said to decay exponentially. The decay rate is 0.000121. We start with one gram of carbon-14. We are interested in the time (years) it takes to decay carbon-14.
Seventypercent (70%) of carbon-14 will decay within how many years?
(b) Find the valueksuch thatP(x<k) =0.7.
(Round your answer to two decimal places.)
k=
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