Answer:
38.(D)
Step-by-step explanation:
Diameter=2R
Which gives u 19+19= 38
The domain is the set of all first elements of ordered pairs (x-coordinates).
Answer: 7^5 or 7 to the fifth power.
Step-by-step explanation: This is an exponent meaning you count the 7’s and in the first picture there’s 5 7’s. This means that the number your putting to a power is the yellow box so that’s 7 and the exponent is 5 not 4 because if you did 7 to the first power it’s still 7 so it would be 7 to the 5th power or 7^5
