2nd one is correct answer
Answer:
116.62m
Step-by-step explanation:

Answer:
The temperature of metal after five years = -18.96875
Step-by-step explanation:
Given : Function 
where x is measured in hours
Another function is added h(x)=-x-3
therefore, the resultant function f(x)=h(x)+c(x)

For x=5



Therefore, The temperature of metal after five years = -18.96875
Answer:

Step-by-step explanation:
we have

Convert mixed number to an improper fraction

so

Convert percent number as a fraction

Simplify
Divide by 5 both numerator and denominator
