Which of the following sets of ordered pairs represents a function?
a. {(-12,8), (-15,8), (-5,-8), (-12,-8)}
b. {(8,-9), (-8,-5), (8,-7), (-8,-6)}
c. {(13,-3), (13,0), (13,-1), (13,-1)}
d. {(-9,8), (-5,-8), (-7,8), (-6,-8)}

The two box p digram the two box plots show the data of the pitches thrown by two pitchers throughout the season. which statement is correct? check all that apply. pitcher 1 has a symmetric data set. pitcher 1 does not have a symmetric data set. pitcher 2 has a symmetric data set. pitcher 2 does not have a symmetric data set. pitcher 2 has the greater variation. ots represent the total number of touchdowns two quarterbacks threw in 10 seasons of play

Which of the following vectors are orthogonal to (2,1)? check all that apply

Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax