38. even-odd
(a) show that csc x is an odd function of x.
(b) show that the reciprocal of an odd function is odd.

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

Solve the system of equations y= 3/2 - 1, -x+ y =-3