53/8 - 1 5/8 = find the difference of the mixed numbers. simplify your answer. a) 3 6/8 b) 3 3/4 c) 4 2/8 d) 4 3/8

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

What is the equation of the parabola with focus (-1,-1) and directrix y=1?

Dana wants to identify the favorite professional baseball team of people in her community. she stands outside a local sporting goods store and asks every other person who enters, "what is your favorite professional baseball team? " will the results of her survey be valid? explain.