Tran is solving the quadratic equation 2x2 – 4x – 3 = 0 by completing the square. his first four steps are shown in the table.
in which step did tran first make an error?
step 1
step 2
step 3
step 4

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