For this question, the domain can be anything, as long as the denominator is not 0.
If your question was (3x+1)/(x2-2x), the domain is all real numbers except for 0, 2.
If your question was [(3x+1)/x2] - 2x, then x is not equal to zero.
Chat with our AI personalities
By factoring I get x-3 divided by x+3
7x2 -4x -5x2 +2x = 2x2 -2x
Y = x squared -4x plus 3 is an equation of a function. It is neither called a domain nor a range.
x^3 - 121x
x-8