A because the difference between them is 1 but started at 2 and every time u add an extra 1
Answer:
80
Step-by-step explanation:
add from bottom to the top
Answer:
Final answer is
.
Step-by-step explanation:
Given expression is
.
Now we need to find the product of the given expression
.



combine like terms


Hence final answer is
.
Answer:
Step-by-step explanation:
c+7
you have 7 more then a number c