Answer:
The radius of the aquarium tank is 
Step-by-step explanation:
we know that
Applying the Tangent Secant Theorem

we have that


substitute


Solve for D



Find the radius
The radius is half the diameter

For this case we have a function of the form
Where:

We must find the value of the function when the variable x is -5.
Then, substituting, 

We have that by sign law

Answer:

You just keep subtracting 3 yo the previous number, so day one would be $82 and day three would be $79...etc. Day five would be $70 so sweet
Answer:
Step-by-step explanation:
5.5x-5=y