Answer:
21+3x
Step-by-step explanation:
multiply the 3 by everything inside the parentheses
Answer:
what is it I didn't understand sorry
Answer:
2
Step-by-step explanation:
The term of degree 4 is the term with the exponent of 4
2x^4
The coefficient is the number out in front
2x^4 has a coefficient of 2
Answer:
n=3
Step-by-step explanation:
Operation used is division