11) suppose n is a large odd number. you calculate 2^ (n-1)/2==k (mod n), where k is some integer k ±1 (mod n) a) suppose k 1 (mod n). explain why this implies that n is not prime. b) suppose k 1 (mod n). explain how you can use this information to factor n.

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Me asap! what is the slope of this line? enter your answer in the box.

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts