Answer:
Step-by-step explanation:
A number divisible by 9 is also divisible by 3 because 3 is a factor of 9.
Answer:
Not a function
Step-by-step explanation:
If it was a function there should be only one values for every x, in this case there is two values for x=0. Doesn't pass the vertical test.
Answer:
I think it is 14.1421356237. I needed you can round it down to 14.14.
The answers are 84100 and 97400
Square root (5-2)^2 +(4+3)^2
Square root of 3^2 +7^2
Square root of 9+49
Square root of 58