A funny joke is spreading through the office. The speed that it is spreading can be modelled by the equation f(x) = 4 + e^x, where x is the time in minutes and x \geq 0.
a Find out many employees heard the joke initially
b Find how many minutes it took before 150 employees heard the joke
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Explicación paso a paso:
In t= 0 there are 4 people hearing.
To get to 150 people:
150 = 4 + e^x
e^x = 146
x = loge(146)= 5 minutes
AlbertoProfe:
you're welcome!!
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