The domain is: B) (x/x greater than or equal to 0)
Hope this helps!
PLZ markBrainliest!
140/15.5 = unit rate
140/15.5 = around 9.03
Average swimming rate: 9.03 meters per second
Answer:

Step-by-step explanation:
To factor the expression
you need to know its roots.
First find the discriminant of this quadratic polynomial:

Then the roots of the expression
are

Now the factored form is

1 cm^3 is equal to 1 mL so the answer would probably be 210 mL