Answer:
c
Step-by-step explanation:
Answer:
if its addition then it will be 79cm
Answer:
the degree of that polynomial is 4
Answer:
An arithmetic sequence is an infinately long set of numbers that increase by a certain amount(this amount is called the common difference) every number. for example, 1,2,3,4,5... is an arithmetic sequence with a common difference of one.
I think it's b I'm not very sure its a little confusing