How many x intercepts appear on the graph of this polynomial function f(x)=x^4-x^3+x^2-x

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

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

Fast! find the length of cu. the triangles are similar. show your work.