Answer:
Circle A - 1 right angle
Circle B - 1 set of parallel sides
Step-by-step explanation:
The half-life of the given exponential function is of 346.57 years.
<h3>What is the half-life of an exponential function?</h3>
It is the value of t when A(t) = 0.5A(0).
In this problem, the equation is:
.
In which t is measured in years.
Hence the half-life is found as follows:
t = 346.57 years.
More can be learned about exponential functions at brainly.com/question/25537936
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Solution :
According to the question PC magazine conducted a survey and asked its readers to participate their satisfaction with the different brands of the electronic item. Around 9000 readers rated the product from scale 1 to 10.
SO we have to identify the following regarding the survey :
a. identifying the population
-- all the readers of the PC magazine
b. identifying the parameters of the interests
-- the population mean that rated the digital camera
c. identifying the sampling frame
--- all the readers
d. identifying the sample size
-- unknown
e. identifying the sampling design
-- voluntary response
Step-by-step explanation:
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