Show that (x-1) is a factor of x¹⁰-1

Can somebody me out with this question

What term makes it inconsistent y=2x - 4

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99