Answer:
what is the question?
Step-by-step explanation:
Answer:
Domain = x E R
Step-by-step explanation:
Since an exponential function has no restriction on the "x" value, its domain can range from anywhere on the plane of "x."
1.

or if you mean (3x^3+5x^2+3x-7)+(8x-6x^2+6):

2.
