Pls help!

The highest power of
x3 – x2 + x +27 is

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True or false look at the picture pls : /

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?