Answer:
9
Step-by-step explanation:
The greatest common factor of 9 is 9 and nine is a factor of 27 (9 x 3)
The Distance between the 2 points is 15 units
Answer:
f(5) = 5
Step-by-step explanation:
To evaluate f(5) , substitute x = 5 into f(x), that is
f(5) = 5² - 20 = 25 - 20 = 5