If θ is an angle in standard position and its terminal side passes through the point (-1,3), find the exact value of sec θ.

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.