What is the quadratic regression equation that fits these data? Number of seconds Helght (In feet)
0
12
1
14
2
15
3
14
4
10
5
6
O A. y=-3.69x2 + 2.08x + 8.07
O B. y=-1.94x2 +0.62x + 9.62
O C. y = 15.68(0.88")
OD. y = -0.89x2 + 3.24x + 11.93

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

What expression is equivalent to (2x-1)(x-3)?

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