14k=84 solve the equation and check your solution

The anwser cause i do not understand just plez

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range