Answer:
The painting is 
Step-by-step explanation:
From the question we are told that
The amount of carbon present after t year is
{Note ; This is the function }
Here
is the amount of carbon-14 after time t
the original amount of carbon-14
Now given that the paint as at now contain 27% of the original carbon-14
Then it mean that

So the equation is represented as

=> 
=> 
=> 
=> 
=> 
Answer:
Step-by-step explanation:
0.144 rational
√(0.144) irrational
√(0.0144)=0.12 rational
Answer:
D.g(x)=3x^2
Step-by-step explanation:
just took the lesson
The perimeter would also be 18 square feet