20 points! match each relation with its domain and range. 1. d = {1,2, -1}; r = {3,5,2} 2. {1,2, -1}; r = {1,2, -1} 3. d = {3,5,2}; r = {3,5,2} 4. d = {3,5,2}; r = {1,2, -1} a. {(1,3), (2,5), (-1,2)} b. {(3,3), (5,5), (2,2)} c. {(1,1), (2,2), (-1,-1)} d. {(3,1), (5,2), (2, -1)}

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

The circumference of a circle is 5 pi cm. what is the area of the circle?

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?