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Exponential and Logarithmic FunctionsExponential Functions
Exponential and Logarithmic Functions
Exponential Functions
A count that doubles every hour, read forwards and backwards. Write the rule as a function, read its properties, find the line it never touches, and draw it.
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The question
Does a count that doubles ever start from zero?
Think about it
Maryam's yeast doubles every hour.
At hour 0 she reads 1. Then she looks left: hour −1, hour −2, hour −3.
It was growing before she came in.
Was there ever a moment with nothing at all?