Answer:

Step-by-step explanation:
It's positive, and it goes up once for every three times it goes to the right.
Answer:
0 as an exponent would look something like 6^0 and anything to the power of 0 is always 1
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Yes, this is a polynomial. It is an expression containing variables raised to a real number.
In this case, the variables are being raised to the power of one.
The degree of this polynomial, thus, is one.