Answer:
A
Step-by-step explanation:
In Arithmetic sequence , 2nd term = first term + d
3rd term = 2nd term + d
In this given explicit formula, we can find that d =2
an ----> n th term; an-1 -----> n-1 th term
an = an-1 th term + 2
you would change the denominators to the least common multiple, in this case, 12. then you would change the fractions to 8/12, 14/12, and 7/12. you would add those, and get 29/12. divide 29 by 12, and get 2. add the rest to get 2 5/12.
Blinding is part of this, as the participants do not know whether they received the competitor's product.
Answer: i dont this you can combine like terms for this question because none of these have the same variable or anything.