Answer:
(a) -∞ < x < ∞
Step-by-step explanation:
Unlike the square root function, the cube root function is defined for all values of its argument. Here, x can take on any value and the function will be defined for that value.
-∞ < x < ∞
To find the circumference of a round object, you will take the diameter and multiply is by pi to get 78.5mm
18. You can do this in a calculator. 26 - 8 = 18. v = 18.