Whirlpools form when two opposing currents meet, causing water to rotate (like stirring liquid in a glass). This can happen when
1 answer:
You might be interested in
There can be no negative in a sqrt
so x+1 must be equal or greater then 0
x+1
0
x -1
so all answers must be greater then or equal to -1
-1,0,1,2,3,4,5,6,7,8
(-1,infinity) is the domain
so x+1 must be equal or greater then 0
x+1
x
so all answers must be greater then or equal to -1
-1,0,1,2,3,4,5,6,7,8
(-1,infinity) is the domain