The model for the temperature of the juice, T , after t minutes by using Newton’s law of Cooling where a bottle of juice has initially a temperature of 70 ∘ F , it has left to cool in refrigerator that has temperature of 45 ∘ F , after 10 minutes the temperature of the juice is 55 ∘ F .
The model for the temperature of the juice, T , after t minutes by using Newton’s law of Cooling where a bottle of juice has initially a temperature of 70 ∘ F , it has left to cool in refrigerator that has temperature of 45 ∘ F , after 10 minutes the temperature of the juice is 55 ∘ F .
To calculate: The model for the temperature of the juice, T, after t minutes by using Newton’s law of Cooling where a bottle of juice has initially a temperature of 70∘F, it has left to cool in refrigerator that has temperature of 45∘F, after 10minutes the temperature of the juice is 55∘F.
(b)
To determine
To calculate: The temperature of the juice after 15 minutes where a bottle of juice has initially a temperature of 70∘F, it has left to cool in refrigerator that has temperature of 45∘F, after 10minutes the temperature of the juice is 55∘F.
(c)
To determine
To calculate: The time at which the temperature of the object is 55∘F where a bottle of juice has initially a temperature of 70∘F, it has left to cool in refrigerator that has temperature of 45∘F, after 10minutes the temperature of the juice is 55∘F.
4 Consider f(x) periodic function with period 2, coinciding with (x) = -x on the interval
[,0) and being the null function on the interval [0,7). The Fourier series of f:
(A) does not converge in quadratic norm to f(x) on [−π,π]
(B) is pointwise convergent to f(x) for every x = R
П
(C) is in the form
-
4
∞
+Σ ak cos(kx) + bk sin(kx), ak ‡0, bk ‡0
k=1
(D) is in the form ak cos(kx) + bk sin(kx), ak 0, bk 0
k=1
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