What is the answer for 6 plz help!! I don’t want to take regents again

Answer:
4 is the answer.
Step-by-step explanation:
CASE BY CASE WHOO BOY.
1) -60 =? (-4)³ - (-4)
-60=-60
2) -24 =? (-3)³ -(-3)
-24=-24
3) -6 =? (-2)³ -(-2)
-6=-6
4) -2 =? (-1)³ -(-1)
-2≠0