Answer:
7x-34 because...
product means multiply the variable x by 7
7x
decreased mean we subtract 34 from 7x
7x-34
Step-by-step explanation:
Part A)
Area of Circle =

Part B)
Circumference of Circle =

Answer:
I think that the answer is 'sale'.
Step-by-step explanation:
The domain is the set of numbers that the x value can be.
In an equation like

the domain is all real numbers because x can be any number.
In the case of

, any x value that is less than or equal to -4 will not work because you would be taking the square root of a negative number, which doesn't work unless you're graphing on a complex plane, which I assume you aren't.
Thus, the domain is

I hope that helps!