What is the domain of the relation {(-2, 4), (1, 3), (0, 4), (3, 2)}? O{-4,-2,2,3}
O {4, 2, 3, 4}
O{-2,0, 1, 3}
O {0, 1, 2, 4}

The measurement of one angle of a right triangle is 34°. what is the measurement of the third angle?

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.