Answer:
(Negative Infinity to Positive Infinity)
Step-by-step explanation:
A domain is all x values that can go into a function. This is a quadratic. A quadratic can accept any real number so the domain is

or
(Negative Infinity to Positive Infinity)
X+2x is your expression. Hope it helps and remember to mark as brainliest!
If its format I=prt
10,000 divided by .03 and 8
10,000 ÷ (.03×8)
and p is 41,666.6 if rounded 41,667