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If frac{dT}{dt}=-k(T - 85) and T = 160 a...

If `frac{dT}{dt}=-k(T - 85)` and T = 160` at t = 0 then the lvau eo T at t = 45, is

A

`85 + 75 e^(45k)`

B

`85 + 75 e^(-45k)`

C

`75 + 85 e^(45k)`

D

`75 + 85 e^(45k)`

Text Solution

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The correct Answer is:
B
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