Find the remainder when the polynomial x3+x2-2x+1 is divided by(x+1)

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Find the area of the regular hexagon if a side is 20 cm.

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0