Two liters of an ideal gas is expanded into a vacuum and the new volume
is 4 L. If 500 J of heat flow out of the container, what is the change in the
internal energy of the system?

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots

3382-299=3383- ? fill in the blank?

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.