Mrs rich wants to have balloons and pinwheels for her son’s birthday party. The balloons come in packages of 15 and the pinwheel
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The rate at which the temperature is changing at 9 a.m. is 19.03 degrees Celsius per hour
<h3>How to determine the rate at 9a.m?</h3>The function is given as:
9a.m is 9 hours since midnight.
This means that
x = 9
So, we have:
Evaluate
Evaluate the expression
t(h) = 19.03
Hence, the rate at which the temperature is changing at 9 a.m. is 19.03 degrees Celsius per hour
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