Question

Let H(t) = 68 + 93(0.91)^t give the temperature of a cup of coffee in degrees Fahrenheit t minutes after it is brought to class.

1 Find formulas for H(t + 15) and H(t) + 15.
2 Graph H(t), H(t + 15), and H(t) + 15.
3 Describe in practical terms a situation modeled by the function H(t + 15).

Answer 1

Go to demose and plug it in it worked for me but it wont let me out a link in my awnser.