100pts: Prove that there are infinitely many prime numbers.

If i have one apple and give you the apple, how many apples do i have?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air