Answer:
<u>see explanation</u>
Step-by-step explanation:
add 41; d = 60
Answer:
It is proved that if
is even the n is even.
Step-by-step explanation:
Given n is any integer.
To show
is even then n is even.
Proving by contrapositive suppose
is odd. Then we need to show n is odd.
Then, letting k is a ny integer,
Now since (2k+1) is odd therefore n is odd.
Conversly let n is odd, then,

since 2k+1 is odd so
is odd.
This proves, if n is even then
is even.
Answer:
you subtract then you add on how much money you get know
Step-by-step explanation:
hope that helps
(X-4)^2 + (y+2) ^2 = 25 that’s in standard form I’m trying to figure out the other ones