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hcarcel8287
30.10.2020 •
Mathematics
Please help me im rlly confused. RIGHT ANSWERS ONLY. I MAY GIVE BRAINLIEST. explain if you can
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Ответ:
A and B
Step-by-step explanation:
Ответ:
She should use 0.989 as the common ratio.
Step-by-step explanation:
Given: A conservationist determines that a particular beach is eroding at a rate of 1.1% each year.
i.e. the rate of decay k= 1.1%=0.011
When writing an explicit formula to represent the amount of beach remaining each year, the common ratio 'r' for decay rate k is written as :
Hence, she should use 0.989 as the common ratio.