Find the probability that a randomly selected point within the
circle falls in the white area.

Use set builder notation to represent the following set: { -3, -2, -1, 0}

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.

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?