I hope this helps you
x^6.1/8
x^3/4
4Vx^3
(4.square root of x^3)
The nearest tens is
360
The nearest hundreds is
400
The discontinuities are x=-4. Because it is a fraction, you cannot divide by zero so if the denominator is set to equal zero, which it will if x=-4, the function will be be undefined
C! Like terms refer to the variables that are the same, rather than the coefficients (the numbers).