Answer:
12x
Step-by-step explanation:
It has no exponent so it is not a polynomial
Answer:

Step-by-step explanation:
<h3>Simplifying radicals</h3>
Step1: Prime fatorize and reduce to simplest form
Step2: Combine like radicals


Answer:
No, the answer is not reasonable. It should be about 1 foot
Step-by-step explanation:
we know that
The correct dimensions are
Gina had two pieces of ribbon. One was 5/8 foot long and the other was 1/4 foot long
so
Sum the length of both pieces


therefore
No, the answer is not reasonable. It should be about 1 foot