The answer is a.0
Concentric means these circles would have the same center, thus, the smaller circle must be inside the bigger circle. Any tangent line to the smaller circle wont be a tangent line to the bigger circle, since that tangent line would intersect at the bigger circle at 2 points. Any tangent line to the big circle will not touch the small circle... so the answer would be 0.
Answer & Step-by-step explanation:
The domain of a set of points refers to the input, also known as the x values. To find the domain, record all the x values given (x,y):

:Done
**The range is the output, aka the y values.
Answer:
293,400,000
Step-by-step explanation:
Just move the decimal 8 places to the right --->
293,400,000 is = 2.934 x 10^8
Answer:
Step-by-step explanation:
The first step is to distribute the 2m and 3 to (
), like so:


Then, add like terms:

Answer:
the answer is x= 5 and y = 1.5