Which statement shows how the product of (x + 3)^2 demonstrates the closure property of multiplication? A. x2 + 9 may or may not be a polynomial

B. x2 + 6x + 9 may or may not be a polynomial

C. x2 + 9 is a polynomial

D. x2 + 6x + 9 is a polynomial

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

Select all the expressions that will include a remainder.