Answer:
r=-40
Step-by-step explanation:
r/-8=5
times -8 on both sides
5 times -8 =-40
r=-40
Answer:
You can prove this statement as follows:
Step-by-step explanation:
An odd integer is a number of the form
where
. Consider the following cases.
Case 1. If
is even we have:
.
If we denote by
we have that
.
Case 2. if
is odd we have:
.
If we denote by
we have that 
This result says that the remainder when we divide the square of any odd integer by 8 is 1.
Correct, I am not sure it that was the answer you were looking for