Can someone find the positive and negative coterminal for this problem . i got either the positive or negative one wrong but i keep getting the same answer separately for both.

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4